]*>","")" /> Among Different Densities of Bunch Plant Wheat Covered with Film
Xinjiang Agricultural Sciences

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Among Different Densities of Bunch Plant Wheat Covered with Film

  • Received:2002-01-25 Revised:2002-01-25 Online:2002-01-25 Published:2002-01-25

覆膜穴膜春小麦密度对植株性状及产量的影响

赵奇;赛力汗;宋敏;雷钧杰;陈兴武;姚新罡   

  1. 新疆农科院粮作所,新疆乌鲁木齐,830000;昌吉监狱,新疆昌吉,831105





摘要： 春小麦覆膜穴播低密度,小麦个体发育良好,单株生物重、穗粒数、穗数重增加,但产量较低.地膜春小麦最合理种植密度在9～13株/穴,9株/穴产量最高.密度过大群体内个体间对水、肥、光、热、空间等资源的竞争,导致个体发育不良,千粒重降低,影响产量的提高.