1.0Sustainapple.ithttps://www.sustainapple.it/en/annahttps://www.sustainapple.it/en/author/anna/rich600338<blockquote class="wp-embedded-content" data-secret="RvKyaIQGb7"><a href="https://www.sustainapple.it/en/optimal-pollination-for-new-apple-varieties/">Optimal pollination for new apple varieties</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.sustainapple.it/en/optimal-pollination-for-new-apple-varieties/embed/#?secret=RvKyaIQGb7" width="600" height="338" title="“Optimal pollination for new apple varieties” — Sustainapple.it" data-secret="RvKyaIQGb7" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); /* ]]> */ </script> https://www.sustainapple.it/wp-content/uploads/laimburg-bericht-apfel-header-1920x700-crop-50-50.jpg1920700A key requirement for producing high-quality apples is effective flower pollination. Apples largely depend on cross-pollination. To identify suitable variety combinations, controlled crosses are carried out. Based on data collected since 2002 at the Laimburg Research Centre within the working group on variety and rootstock testing for apple and pear, as part of the European […]