湘晚籼17号抛栽高产配套技术研究

Hunan Agricultural Sciences(2010)

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Abstract
通过湘北平湖区湘晚籼17号晚稻抛栽高产配套技术研究与推广,结果表明:(1)适宜用种量60~75 kg/hm2;(2)适宜大田施氮量187.5~202.5 kg/hm2;(3)秧田用多效唑1 200~1 500 g/hm2喷施1~2次,可矮化秧苗和提高秧龄弹性;(4)抛栽后二周左右用5%稻杰600~900 mL/hm2加10%千金乳油600 mL/hm2,防除杂草效果好;(5)大田推广高产栽培技术,种植33.4 hm2,群体结构合理,产量高,平均产量7.20 t/hm2,高产丘块8.18 t/hm2。基本解决了除草、优质高产、倒伏等问题,提高了农民种粮经济效益。
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Key words
seedling-throwing culture,Xiangwanxian No.17,late rice,supporting techniques for high-yield
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