]*>","")" /> The Cultivation Technique of Hight Yield and Super-hight Yield of Wheat
Xinjiang Agricultural Sciences

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The Cultivation Technique of Hight Yield and Super-hight Yield of Wheat

CHEN Xing-wu;ZHAO Qi;WU Xin-yuan;LEI Jun-jie;Sailihan;JIN Ping;LI Jin   

  • Received:2008-04-25 Revised:2008-04-25 Online:2008-04-25 Published:2008-04-25

小麦高产、超高产栽培技术途径研究

陈兴武;赵奇;吴新元;雷钧杰;赛力汗;金平;李进   

  1. 新疆农科院粮作所,乌鲁木齐,830091;新疆农科院科管处,乌鲁木齐,830091





摘要： 对不同品种单产400～600 kg/667 m2麦田产量构成因素的统计分析表明,成产因素对产量的作用北疆依次为单位面积穗数＞穗粒数＞粒重;南疆依次为穗粒数＞单位面积穗数＞粒重.北疆实现单产550 kg/667 m2左右高产水平的增产途径,是增穗增粒稳定粒重,实现这一途径的关键技术是提高播种质量,确保群体苗足穗齐;南疆实现单产600 kg/667 m2左右超高产水平的增产途径,是稳定单位面积穗数、增加穗粒数、稳定提高千粒重,实现这一途径的关键技术是改善群体质量,降低群体对个体的制约,避免发生倒伏.