玉米拌种剂在增产中的作用和使用技术

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玉米拌种剂系新兴的腐植酸类产品,集优质黄腐酸、高效杀虫剂、杀菌剂、多种生物活性基团和十几种微量元素于一体。拌种杀虫、防鼠、抗旱、防病、壮苗、防衰、增产作用显著,优于种衣剂。(1)六种功能经1995—1997年100万公顷试验示范证明,玉米拌种剂有六种功能:①杀虫防鼠;玉米拌种剂中的杀虫剂为甲拌磷.可强力杀死土壤中的蝼蛄、蛴螬、地老虎、金针虫等地下害虫,杀虫有效率为100%。强烈的甲拌磷味可驱除和毒死田鼠,防治田间鼠害有效率100%。药效期45天左右,防止由地下害虫和田间鼠害造成的缺苗断条,保苗率提高20%以上;②防治病害:可有效防治玉米叶斑病、青枯病、黑粉病、丝黑穗病;③促根壮苗:增强光合作用,促进根系发育,使苗齐苗壮。试验证明,拌种的侧根比对照多4—5条,叶片比对照多2—3片,株高比对照高4.9—10.7厘米,茎秆粗壮,叶片肥大,叶色黑绿,苗高一头,深一色;④抗旱保水:玉米拌种剂中的黄腐酸,可缩小叶片气孔的开张度,减少水份蒸腾,使植株和土壤保护较多的水份,这是种衣剂所没有的功能。同时拌种后根系发 Corn seed dressing is a new humic acid products, set high-quality fulvic acid, efficient insecticides, fungicides, a variety of bioactive groups and a dozen trace elements in one. Seed dressing insecticide, rodent control, drought, disease prevention, strong seedling, anti-decay, a significant increase in production, better than the seed coating agent. (1) Six kinds of functions The demonstration of one million hectares in 1995-1997 proved that the corn seed dressing has six functions: ① insecticide and rodent control; the pesticide in the corn seed dressing is phorate. Mortals in the dead soil, catfish, tigers, insects and other underground insects, insecticidal effective rate of 100%. Strong phorate flavor can get rid of and poisoned field vole, field rodent control efficiency of 100%. Shelf life of 45 days or so, to prevent seedlings caused by underground pests and field rodent broken bar, seedling rate increased by more than 20%; ② disease prevention and control: corn leaf spot disease, bacterial wilt, smut, silk Smut; ③ to promote root strong seedlings: enhance photosynthesis, promote root development, seedling Qi Zhuang strong. The experiment proves that the lateral roots of the seed dressing are 4-5 more than the control, the leaves are 2-3 more than the control, the height of the leaves is 4.9-10.7 cm higher than that of the control, the stalks are stout, the leaves are hypertrophy, the leaves are black and green, Deep color; ④ drought drought and water retention: corn seed dressing agent fulvic acid, can reduce the opening of leaf stomata, reduce water transpiration, so that plants and soil to protect more water, which is the function of seed coating . At the same time seed dressing after hair
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