Oṣu Keje jẹ gbigbona ati ojo, eyiti o tun jẹ akoko ẹnu agogo ti oka, nitorinaa awọn arun ati awọn ajenirun kokoro jẹ itara lati ṣẹlẹ.Ni oṣu yii, awọn agbe yẹ ki o san ifojusi pataki si idilọwọ ati iṣakoso awọn oriṣiriṣi awọn arun ati awọn ajenirun.

Loni, jẹ ki a wo awọn ajenirun ti o wọpọ ni Oṣu Keje: aaye brown

Arun iranran brown jẹ akoko isẹlẹ giga ninu ooru, paapaa ni oju ojo gbona ati ojo.Awọn aaye arun jẹ yika tabi ofali, eleyi ti-brown ni ipele ibẹrẹ, ati dudu ni ipele nigbamii.Ọriniinitutu ga ni ọdun yii.Fun awọn igbero irọlẹ kekere, akiyesi pataki yẹ ki o san si idilọwọ rot oke ati arun iranran brown ati itọju wọn ni akoko.

Idena ati awọn ọna iṣakoso: A ṣe iṣeduro lati lo awọn fungicides triazole (gẹgẹbi tebuconazole, epoxiconazole, difenoconazole, propiconazole), azoxystrobin, trioxystrobin, thiophanate-methyl, carbendazim, Bacteria ati bẹbẹ lọ.