1.0Poultry Indonesiahttps://www.poultryindonesia.com/idrich600338<blockquote class="wp-embedded-content" data-secret="VpwVMoE788"><a href="https://www.poultryindonesia.com/id/14968/">Manajemen Sirkulasi Udara dengan Sistem Kandang Tunnel</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.poultryindonesia.com/id/14968/embed/#?secret=VpwVMoE788" width="600" height="338" title="“Manajemen Sirkulasi Udara dengan Sistem Kandang Tunnel” — Poultry Indonesia" data-secret="VpwVMoE788" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /*! This file is auto-generated */ !function(c,l){"use strict";var e=!1,o=!1;if(l.querySelector)if(c.addEventListener)e=!0;if(c.wp=c.wp||{},c.wp.receiveEmbedMessage);else if(c.wp.receiveEmbedMessage=function(e){var t=e.data;if(!t);else if(!(t.secret||t.message||t.value));else if(/[^a-zA-Z0-9]/.test(t.secret));else{for(var r,s,a,i=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),n=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),o=0;o<n.length;o++)n[o].style.display="none";for(o=0;o<i.length;o++)if(r=i[o],e.source!==r.contentWindow);else{if(r.removeAttribute("style"),"height"===t.message){if(1e3<(s=parseInt(t.value,10)))s=1e3;else if(~~s<200)s=200;r.height=s}if("link"===t.message)if(s=l.createElement("a"),a=l.createElement("a"),s.href=r.getAttribute("src"),a.href=t.value,a.host===s.host)if(l.activeElement===r)c.top.location.href=t.value}}},e)c.addEventListener("message",c.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",t,!1),c.addEventListener("load",t,!1);function t(){if(o);else{o=!0;for(var e,t,r,s=-1!==navigator.appVersion.indexOf("MSIE 10"),a=!!navigator.userAgent.match(/Trident.*rv:11\./),i=l.querySelectorAll("iframe.wp-embedded-content"),n=0;n<i.length;n++){if(!(r=(t=i[n]).getAttribute("data-secret")))r=Math.random().toString(36).substr(2,10),t.src+="#?secret="+r,t.setAttribute("data-secret",r);if(s||a)(e=t.cloneNode(!0)).removeAttribute("security"),t.parentNode.replaceChild(e,t);t.contentWindow.postMessage({message:"ready",secret:r},"*")}}}}(window,document); </script> https://poultryindonesia.com/wp-content/uploads/2020/08/IMG_6681.jpg1024683Oleh : Domi Sattyananda, S.Pt Di Indonesia sendiri, kandang closed house yang sering dijumpai adalah kandang dengan tipe tunnel atau jika diibaratkan seperti terowongan yang dilewati oleh udara dengan kecepatan dan waktu tertentu. Satuan yang digunakan untuk mengukur berapa kecepatan udara (Air Velocity) adalah CFM atau Cubic Feet per Minute. Prinsip yang digunakan oleh Tunnel […]