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如何防控圣女果苗期病害
作者:王文釗  文章來源:  更新時間:2016/7/14 11:03:01

如何防控圣女果苗期病害

一旦發現病害(hai)發生(sheng)了,就已經對作物造成了傷害(hai),及使用再好的特效(xiao)藥,也不會取得理想的效(xiao)果(guo),只能控(kong)制其繼續(xu)發展。

首(shou)先(xian)要(yao)進行(xing)種(zhong)(zhong)子(zi)(zi)消毒,利(li)用(yong)高(gao)溫(wen)對種(zhong)(zhong)子(zi)(zi)進行(xing)處理,殺死表(biao)面附著的病(bing)原菌(jun)(jun),可(ke)有效解決種(zhong)(zhong)子(zi)(zi)帶毒問題。用(yong)新高(gao)脂膜進行(xing)浸(jin)種(zhong)(zhong),浸(jin)種(zhong)(zhong)后撈出(chu)晾干(gan)即可(ke)下種(zhong)(zhong)。可(ke)保(bao)(bao)溫(wen)、保(bao)(bao)濕、吸脹(zhang),提高(gao)種(zhong)(zhong)子(zi)(zi)發芽率,使幼(you)苗健壯。驅避地(di)下蟲害,隔離病(bing)毒感(gan)染(ran)(ran)。也可(ke)與種(zhong)(zhong)衣劑混用(yong)。圣女果出(chu)苗后在植(zhi)株(zhu)(zhu)和葉面噴霧新高(gao)脂膜,即給植(zhi)株(zhu)(zhu)套(tao)上保(bao)(bao)健透明(ming)衣。隔絕(jue)病(bing)菌(jun)(jun)侵染(ran)(ran),提高(gao)抗(kang)自(zi)然(ran)災害能(neng)力和光合作用(yong)強度,保(bao)(bao)護(hu)植(zhi)物茁壯成長。