摘要
高产小麦追氮时期由冬前至返青 ,推迟到拔节至孕穗 ,尽管单位面积穗数有所减少 ,但穗粒数、千粒重均增加 ,抗倒性增强 。
The dressing nitrogen stage of high yield wheat which is postponed from winter turn green stage to jointing booting stage, the results showed that the spike number of per 667 m 2 is decreased but the number of grain and grain weight per 1000 is increased, and its resistance to falling is enhanced,which showed the property of its height and steadiness.
出处
《河南职业技术师范学院学报》
2000年第3期7-9,共3页
Journal of Henan Vocation-Technical Teachers College
关键词
小麦
氮肥
穗粒数
千粒重
产量
high yield Wheat,nitrogenous fertilizer,grain number per spike,grain weigh per 1000
