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作物学报

作物学报 ›› 1982, Vol. 8 ›› Issue (01): 67-72.

• 研究简报 • 上一篇    

保温育苗促进棉花早发

郑学年; 徐克芳; 吴云康; 陈金湘   

  1. 江苏农学院
  • 收稿日期:1900-01-01 修回日期:1900-01-01 出版日期:1982-03-12 网络出版日期:1982-03-12

PROMOTING EARLY DEVELOPMENT,RAISING SEEDLINGS BY MEANS OF KEEPING TEMPERATURE

Zheng Xuienian; Xu Kefang; Wu Yunkang; Chen Jinxiang   

  1. Jiangsu Agricultural College
  • Received:1900-01-01 Revised:1900-01-01 Published:1982-03-12 Published online:1982-03-12

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摘要： <正> 我国南方棉区很多属麦、棉两熟。以往虽采用育苗移栽方法,但移栽棉的成熟期比一熟棉迟,后期棉铃的纤维成熟度、强度均较低,经济效益不高。近年来采用聚氯乙烯薄膜覆盖,提早播种、提早移栽的办法。但存在棉苗在麦株间荫蔽,妨碍棉苗早发和麦行行距不能缩小等缺点。即使在麦后移栽,果枝始节(第一果枝在主茎上着生节位

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