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棉花生长中期,由多种原因,为病虫害、干旱、高温、脱肥早衰、生殖生长与营养生长失调等,都可造成蕾铃脱落。陆地棉花落铃严重,地膜棉可高达82.2%。吐鲁番因高温使长绒棉落蕾严重。花铃宝可调节其生殖生长与营养生长,促花保果,使蕾铃膨大。(一)材料和方法1.地点吐鲁番市胜金乡光荣二队、红星一队、红星七队及乡农技站。2.棉花品种与施药时间陆地棉岱80,长绒棉新海5号。在棉花开花始期到盛期(6月下-7月中)施用。3.药剂、药量及施药方法花铃宝:自制 10克/亩·次花铃宝2:自制 5克/亩·次保铃剂:新疆农业大学农学分院研制 75毫升/亩·次保花果:山西临猗县花蕾化工有限公司20毫升
Mid-term cotton growth, for a variety of reasons, for pests and diseases, drought, high temperature, pre-fertilization, premature aging, reproductive growth and vegetative growth disorders, etc., can lead to fall off. Terrestrial cotton ringing serious, cotton mulching up to 82.2%. Turpan due to high temperature so that long-staple cotton buds. Flower bell can adjust its reproductive growth and vegetative growth, promote flower and fruit, make bud bell enlargement. (A) materials and methods 1. Location Turpan City Sheng Jinxiang glorious two teams, a team of Red Star, Red Star seven teams and township agricultural station. 2. Cotton varieties and spraying time Daidai 80, long-staple cotton Xinhai 5. In the cotton flowering period to the peak (from June to mid-July) application. 3. Pharmacy, dosage and method of application Hua Ling Po: Homemade 10 g / acre · Second Hua Lingbao 2: Homemade 5 g / acre · Secondary Suppository: Xinjiang Agricultural University Agricultural Branch 75 ml / mu · Secondary Fruit: Shanxi Linqu County bud Chemical Co., Ltd. 20 ml