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1出苗管理1.1放苗在棉苗出土后3天,子叶完全变绿后将苗放出。放苗时掌握“放大不放小,放绿不放黄。阴天抓紧放,晴天躲中午”的原则。放苗后及时盖严膜孔。1.2补苗棉花放苗后要及时查苗、补苗,缺苗应及早移栽补齐。未出真叶的棉苗,可采用苗龄在7天以内的芽苗移栽,出现真叶的苗要带土移栽,填实缝隙,栽后适量浇水,以缩短缓苗时间。1.3定苗棉苗拥挤容易形成弱苗,就会降低棉苗的
1 Emergence Management 1.1 Fangmiao cotton seedlings unearthed three days after the cotyledons completely green will release the seedlings. Fangmiao grasp “zoom in and out, let the green not yellow.” Cloudy catch, sunny hide noon "principle. Fangmiao promptly cover Yan hole. 1.2 fill cotton seedling Fangmiao after timely check Miaowei, Miao Miao, lack of seedlings should be replanted as soon as possible. No real leaves of cotton seedlings, seedlings can be used within 7 days of seedling transplanting, the emergence of true leaves of the seedlings with soil transplanting, filling the gap, after planting the amount of watering to shorten the Huanmiao time. 1.3 Dingmiao cotton seedling crowded easily formed weak seedlings, it will reduce the cotton seedlings