{"id":12358,"date":"2026-05-13T08:00:29","date_gmt":"2026-05-13T08:00:29","guid":{"rendered":"https:\/\/hn.endesarrollo.pro\/?p=12358"},"modified":"2026-05-16T11:19:38","modified_gmt":"2026-05-16T11:19:38","slug":"growing-3-9-weeks-2","status":"publish","type":"post","link":"https:\/\/hn-int.com\/es\/growing-3-9-weeks-2\/","title":{"rendered":"Growing (3-9 weeks)"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"12358\" class=\"elementor elementor-12358\" data-elementor-settings=\"{&quot;ha_cmc_init_switcher&quot;:&quot;no&quot;}\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-18e1a51 e-flex e-con-boxed e-con e-parent\" data-id=\"18e1a51\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8e9561c elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"8e9561c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Light program<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dcb2f49 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"dcb2f49\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Basic Principles<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7084d04 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"7084d04\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li>The hours of light at the end of rearing should equal the hours of light at the production house before the start of light stimulation.<\/li><li>The light intensity should be similar to what pullets will find in the production house.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8b4e0a4 elementor-align-left elementor-widget elementor-widget-button\" data-id=\"8b4e0a4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Design your light program in five steps<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f423d0b e-flex e-con-boxed e-con e-parent\" data-id=\"f423d0b\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e097f74 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"e097f74\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<span class=\"elementor-heading-title elementor-size-default\">STEP 1<\/span>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-329e897 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"329e897\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">What is the destination of the pullets?<\/h4>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5117ce8 e-con-full e-flex e-con e-child\" data-id=\"5117ce8\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c094b2a elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"c094b2a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>How many hours of light do you have in your country when the pullets will be moved to the production house?<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dbc3a9b elementor-widget__width-initial ha-has-bg-overlay elementor-widget elementor-widget-image\" data-id=\"dbc3a9b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"592\" height=\"303\" src=\"https:\/\/hn-int.com\/wp-content\/uploads\/light_program_growing_layers.webp\" class=\"attachment-full size-full wp-image-12372\" alt=\"\" srcset=\"https:\/\/hn-int.com\/wp-content\/uploads\/light_program_growing_layers.webp 592w, https:\/\/hn-int.com\/wp-content\/uploads\/light_program_growing_layers-300x154.webp 300w\" sizes=\"(max-width: 592px) 100vw, 592px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-26076e7 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"26076e7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\tExamples:\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cca5a86 elementor-widget__width-initial ha-has-bg-overlay elementor-widget elementor-widget-image\" data-id=\"cca5a86\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"592\" height=\"222\" src=\"https:\/\/hn-int.com\/wp-content\/uploads\/light_program_3_growing_layers.webp\" class=\"attachment-full size-full wp-image-12376\" alt=\"\" srcset=\"https:\/\/hn-int.com\/wp-content\/uploads\/light_program_3_growing_layers.webp 592w, https:\/\/hn-int.com\/wp-content\/uploads\/light_program_3_growing_layers-300x113.webp 300w\" sizes=\"(max-width: 592px) 100vw, 592px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4e70714 e-con-full e-flex e-con e-child\" data-id=\"4e70714\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-44f3518 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"44f3518\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Hours between Sunrise and Sunset in the Northern and Southern Hemispheres<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-86c3211 elementor-widget__width-initial ha-has-bg-overlay elementor-widget elementor-widget-image\" data-id=\"86c3211\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"592\" height=\"1129\" src=\"https:\/\/hn-int.com\/wp-content\/uploads\/light_program_2_growing_layers.webp\" class=\"attachment-full size-full wp-image-12371\" alt=\"\" srcset=\"https:\/\/hn-int.com\/wp-content\/uploads\/light_program_2_growing_layers.webp 592w, https:\/\/hn-int.com\/wp-content\/uploads\/light_program_2_growing_layers-157x300.webp 157w, https:\/\/hn-int.com\/wp-content\/uploads\/light_program_2_growing_layers-537x1024.webp 537w\" sizes=\"(max-width: 592px) 100vw, 592px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-23b71cf e-flex e-con-boxed e-con e-parent\" data-id=\"23b71cf\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c955cf1 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"c955cf1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<span class=\"elementor-heading-title elementor-size-default\">STEP 2<\/span>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-faf1342 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"faf1342\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Where will the birds be transported to and from?<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9900f35 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"9900f35\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\tThis determines the number of hours at the end of the program.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fb7b813 elementor-widget__width-initial ha-has-bg-overlay elementor-widget elementor-widget-image\" data-id=\"fb7b813\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1244\" height=\"397\" src=\"https:\/\/hn-int.com\/wp-content\/uploads\/light_program_4_growing_layers.webp\" class=\"attachment-full size-full wp-image-12370\" alt=\"\" srcset=\"https:\/\/hn-int.com\/wp-content\/uploads\/light_program_4_growing_layers.webp 1244w, https:\/\/hn-int.com\/wp-content\/uploads\/light_program_4_growing_layers-300x96.webp 300w, https:\/\/hn-int.com\/wp-content\/uploads\/light_program_4_growing_layers-1024x327.webp 1024w, https:\/\/hn-int.com\/wp-content\/uploads\/light_program_4_growing_layers-768x245.webp 768w\" sizes=\"(max-width: 1244px) 100vw, 1244px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">* Open house: any construction where you have &gt; 3 lux. House with curtains or nothing at all.\u2028<br>** Closed house: any construction where you have &lt; 3 lux. House made of panels or bricks.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-54fae84 e-flex e-con-boxed e-con e-parent\" data-id=\"54fae84\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3509d10 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"3509d10\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<span class=\"elementor-heading-title elementor-size-default\">STEP 3<\/span>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8f74a7d elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"8f74a7d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Number of hours in the rearing house<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e072a2b elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"e072a2b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\tDepending on limitations in step 1 and 2, determines the optimum end hours for your type of production\t\t\t\t\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e555751 e-con-full e-flex e-con e-child\" data-id=\"e555751\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cbacf79 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"cbacf79\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>Short: ending at 9 \u2013 11 hours \/ day<\/strong><\/p><ul><li>Only in close house<\/li><li>Electricity savings<\/li><li>Concentrate feed intake<\/li><li>Feed intake challenge<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ee135f8 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"ee135f8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>Long: ending at 12 \u2013 14 hours \/ day<\/strong><\/p><ul><li>Open and closed houses<\/li><li>More time for feed intake<\/li><li>High electricity cost in closed houses<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-eeeed62 e-con-full e-flex e-con e-child\" data-id=\"eeeed62\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t<div class=\"elementor-element elementor-element-f5c90fd e-con-full e-flex e-con e-child\" data-id=\"f5c90fd\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c38d87b elementor-widget__width-initial ha-has-bg-overlay elementor-widget elementor-widget-image\" data-id=\"c38d87b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"598\" height=\"417\" src=\"https:\/\/hn-int.com\/wp-content\/uploads\/light_program_5_growing_layers.webp\" class=\"attachment-full size-full wp-image-12369\" alt=\"\" srcset=\"https:\/\/hn-int.com\/wp-content\/uploads\/light_program_5_growing_layers.webp 598w, https:\/\/hn-int.com\/wp-content\/uploads\/light_program_5_growing_layers-300x209.webp 300w\" sizes=\"(max-width: 598px) 100vw, 598px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6790caa e-con-full e-flex e-con e-child\" data-id=\"6790caa\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-276e0d0 elementor-widget__width-initial ha-has-bg-overlay elementor-widget elementor-widget-image\" data-id=\"276e0d0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"598\" height=\"417\" src=\"https:\/\/hn-int.com\/wp-content\/uploads\/light_program_6_growing_layers.webp\" class=\"attachment-full size-full wp-image-12368\" alt=\"\" srcset=\"https:\/\/hn-int.com\/wp-content\/uploads\/light_program_6_growing_layers.webp 598w, https:\/\/hn-int.com\/wp-content\/uploads\/light_program_6_growing_layers-300x209.webp 300w\" sizes=\"(max-width: 598px) 100vw, 598px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3891d5f e-flex e-con-boxed e-con e-parent\" data-id=\"3891d5f\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9986714 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"9986714\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<span class=\"elementor-heading-title elementor-size-default\">STEP 4<\/span>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9f99f87 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"9f99f87\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Speed of light reduction<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4a68ec9 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"4a68ec9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\tDriven by your market requirements, egg size target and feed intakes.\t\t\t\t\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-96680a8 e-con-full e-flex e-con e-child\" data-id=\"96680a8\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c9b6de9 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"c9b6de9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>Slow: 1 hour reduction \/ week<\/strong><\/p><ul><li>Bigger egg size in production<\/li><li>More time for feed intake<\/li><li>Recommended for Hot climates<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f66de92 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"f66de92\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>Fast: 2 hours or more reduction \/ week<\/strong><\/p><ul><li>Higher sensitivity to light, faster start in production<\/li><li>Energy savings<\/li><li>If it doesn&#8217;t appear that body weight targets will be met at week 5, it is highly recommended to change to a slower reduction to allow body weights to improve. Once achieved you can return to the fast reduction.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-09a9fc6 e-con-full e-flex e-con e-child\" data-id=\"09a9fc6\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t<div class=\"elementor-element elementor-element-e399523 e-con-full e-flex e-con e-child\" data-id=\"e399523\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a7b1009 elementor-widget__width-initial ha-has-bg-overlay elementor-widget elementor-widget-image\" data-id=\"a7b1009\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"598\" height=\"417\" src=\"https:\/\/hn-int.com\/wp-content\/uploads\/light_program_7_growing_layers.webp\" class=\"attachment-full size-full wp-image-12367\" alt=\"\" srcset=\"https:\/\/hn-int.com\/wp-content\/uploads\/light_program_7_growing_layers.webp 598w, https:\/\/hn-int.com\/wp-content\/uploads\/light_program_7_growing_layers-300x209.webp 300w\" sizes=\"(max-width: 598px) 100vw, 598px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7310146 e-con-full e-flex e-con e-child\" data-id=\"7310146\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6023ed6 elementor-widget__width-initial ha-has-bg-overlay elementor-widget elementor-widget-image\" data-id=\"6023ed6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"598\" height=\"417\" src=\"https:\/\/hn-int.com\/wp-content\/uploads\/light_program_8_growing_layers.webp\" class=\"attachment-full size-full wp-image-12365\" alt=\"\" srcset=\"https:\/\/hn-int.com\/wp-content\/uploads\/light_program_8_growing_layers.webp 598w, https:\/\/hn-int.com\/wp-content\/uploads\/light_program_8_growing_layers-300x209.webp 300w\" sizes=\"(max-width: 598px) 100vw, 598px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-14da63a e-flex e-con-boxed e-con e-parent\" data-id=\"14da63a\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8771944 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"8771944\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<span class=\"elementor-heading-title elementor-size-default\">STEP 5<\/span>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b517634 e-con-full e-flex e-con e-child\" data-id=\"b517634\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t<div class=\"elementor-element elementor-element-ea4c2f4 e-con-full e-flex e-con e-child\" data-id=\"ea4c2f4\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e5107f3 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"e5107f3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Light intensity at the destination<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e1e27fb elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"e1e27fb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Light intensity should be adapted across the different rearing periods.<\/p><ul><li>During the first week a higher intensity is needed to activate the birds.<\/li><li>After week 5, the light intensity should be decreased to calm the birds and prevent pecking and cannibalism. This is also recommended in open rearing houses.<\/li><li>Light intensity in rearing never should be much lower than what will be expected in the production house.<\/li><li>Always avoid any sharp increases of light intensity after transfer.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a5358d5 elementor-widget__width-initial ha-has-bg-overlay elementor-widget elementor-widget-image\" data-id=\"a5358d5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"592\" height=\"413\" src=\"https:\/\/hn-int.com\/wp-content\/uploads\/light_program_9_growing_layers.webp\" class=\"attachment-full size-full wp-image-12364\" alt=\"\" srcset=\"https:\/\/hn-int.com\/wp-content\/uploads\/light_program_9_growing_layers.webp 592w, https:\/\/hn-int.com\/wp-content\/uploads\/light_program_9_growing_layers-300x209.webp 300w\" sizes=\"(max-width: 592px) 100vw, 592px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1ec3d15 e-flex e-con-boxed e-con e-parent\" data-id=\"1ec3d15\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1abdba6 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"1abdba6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Pullet development<\/h2>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-be1f5d7 e-con-full e-flex e-con e-child\" data-id=\"be1f5d7\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6310514 elementor-widget__width-initial ha-has-bg-overlay elementor-widget elementor-widget-image\" data-id=\"6310514\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"592\" height=\"679\" src=\"https:\/\/hn-int.com\/wp-content\/uploads\/pullet_development_growing_layers.webp\" class=\"attachment-full size-full wp-image-12363\" alt=\"\" srcset=\"https:\/\/hn-int.com\/wp-content\/uploads\/pullet_development_growing_layers.webp 592w, https:\/\/hn-int.com\/wp-content\/uploads\/pullet_development_growing_layers-262x300.webp 262w\" sizes=\"(max-width: 592px) 100vw, 592px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-37c9b52 e-con-full e-flex e-con e-child\" data-id=\"37c9b52\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-53377d4 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"53377d4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Pullets show extreme body growth during this period. This is especially true if we consider the percentage of growth compared with the previous body weight.<\/p><p>Even more importantly, at this stage the birds will develop most of their organs, skeletal system and muscles which are essential for their health and performance. Therefore, correct growth during this period is key to having productive and healthy adult birds.<br \/><br \/>If growth is delayed in this period, further compensatory growth will be impossible as bone frame. The birds can reach the standard weight but the body development will differ and hens can become overweight. Check that you are achieving the correct body weight from week 1 and take corrective measures before it is too late.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-33466f9 e-con-full e-flex e-con e-child\" data-id=\"33466f9\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-dabbae0 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"dabbae0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>It is very important to achieve the standard body weight at week 5.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7844795 e-flex e-con-boxed e-con e-parent\" data-id=\"7844795\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0520a94 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"0520a94\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Feed intake<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f465891 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"f465891\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>It is very important to promote good feed consumption to maintain correct development:<\/p><ul><li>Temperature at week 3 should be 22 \u2013 23 \u00b0C. This can be slowly reduced over the next few weeks to around 19 at 9 weeks of age.<\/li><li>Maintain a low stocking density. In cage rearing systems birds should distributed along all the cages as soon as possible.<\/li><li>Maintain the adequate feeder space.<\/li><li>Never restrict the feed intake.<\/li><li>Provide a \u201cmidnight snack\u201d if the standard weight is not reached. In floor system rearing keep an eye on your bird\u2019s behaviour during its implementation.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-dde81ec e-con-full e-flex e-con e-child\" data-id=\"dde81ec\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9bea2cc elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"9bea2cc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>It is very important to achieve the standard body weight at week 5.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c9031e7 e-con-full e-flex e-con e-child\" data-id=\"c9031e7\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t<div class=\"elementor-element elementor-element-dab3f3c e-con-full e-flex e-con e-child\" data-id=\"dab3f3c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-74ecb2c elementor-widget__width-initial ha-has-bg-overlay elementor-widget elementor-widget-image\" data-id=\"74ecb2c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"595\" height=\"446\" src=\"https:\/\/hn-int.com\/wp-content\/uploads\/feed_intake_growing_layers.webp\" class=\"attachment-full size-full wp-image-12362\" alt=\"\" srcset=\"https:\/\/hn-int.com\/wp-content\/uploads\/feed_intake_growing_layers.webp 595w, https:\/\/hn-int.com\/wp-content\/uploads\/feed_intake_growing_layers-300x225.webp 300w\" sizes=\"(max-width: 595px) 100vw, 595px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Effect of the feeder space on body weight<br><em>Anderson et al. Poultry Science 1994 73: 958-964<\/em><\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b698603 e-con-full e-flex e-con e-child\" data-id=\"b698603\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-628b654 elementor-widget__width-initial ha-has-bg-overlay elementor-widget elementor-widget-image\" data-id=\"628b654\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"592\" height=\"446\" src=\"https:\/\/hn-int.com\/wp-content\/uploads\/feed_intake_2_growing_layers.webp\" class=\"attachment-full size-full wp-image-12361\" alt=\"\" srcset=\"https:\/\/hn-int.com\/wp-content\/uploads\/feed_intake_2_growing_layers.webp 592w, https:\/\/hn-int.com\/wp-content\/uploads\/feed_intake_2_growing_layers-300x226.webp 300w\" sizes=\"(max-width: 592px) 100vw, 592px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Daily feed intake pattern<br><em>Daily intake can vary depending on feed composition.<\/em><\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7f17164 e-flex e-con-boxed e-con e-parent\" data-id=\"7f17164\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6ec20d4 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"6ec20d4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Feathering<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5c87dc9 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"5c87dc9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Correct feathering is essential to enable a bird to regulate its temperature properly and is indicative of good development. A series of natural molting will occur during the rearing period. It is important that molting occurs in the indicated periods, otherwise it may signal delayed physiological development of the birds.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3d82e81 elementor-widget__width-initial ha-has-bg-overlay elementor-widget elementor-widget-image\" data-id=\"3d82e81\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1244\" height=\"608\" src=\"https:\/\/hn-int.com\/wp-content\/uploads\/feathering_growing_layers.webp\" class=\"attachment-full size-full wp-image-12360\" alt=\"\" srcset=\"https:\/\/hn-int.com\/wp-content\/uploads\/feathering_growing_layers.webp 1244w, https:\/\/hn-int.com\/wp-content\/uploads\/feathering_growing_layers-300x147.webp 300w, https:\/\/hn-int.com\/wp-content\/uploads\/feathering_growing_layers-1024x500.webp 1024w, https:\/\/hn-int.com\/wp-content\/uploads\/feathering_growing_layers-768x375.webp 768w\" sizes=\"(max-width: 1244px) 100vw, 1244px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Feathering and molting across the rearing period<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Light program Basic Principles The hours of light at the end of rearing should equal the hours of light at the production house before the start of light stimulation. The light intensity should be similar to what pullets will find in the production house. Design your light program in five steps STEP 1 What is [&hellip;]<\/p>\n","protected":false},"author":2192,"featured_media":12359,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[52,50],"tags":[],"class_list":["post-12358","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-layers","category-the-chickipedia"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Growing (3-9 weeks) - H&amp;N International<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Growing (3-9 weeks) - H&amp;N International\" \/>\n<meta property=\"og:description\" content=\"Light program Basic Principles The hours of light at the end of rearing should equal the hours of light at the production house before the start of light stimulation. The light intensity should be similar to what pullets will find in the production house. 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