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麦套夏棉不同密度及留果枝数群体的生产特点及生理生态效应李伶俐，卓文飞（河南农业大学郑州４５０００２）（河南省农科院）麦套夏棉能够充分利用土地、光、热等自然资源，降低生产成本，解决粮棉争地矛盾，是粮棉双增产的有效途径．随着生产条件的改善及新配套良种的育...
Production characteristics and physiological and ecological effects of different densities and fruit-bearing branch populations of wheat straw summer cotton LI Ling-li, ZHUO Wen-fei (Henan Agricultural University, Zhengzhou 450002) (Henan Academy of Agricultural Sciences) Wheat straw summer cotton can make full use of land, light and heat Natural resources, reduce production costs, solve the contradiction between grain and cotton, is an effective way to double production of grain and cotton. With the improvement of production conditions and new supporting seed breeding ...