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麦套地膜棉有利早熟双增宋沛文山东省农业厅济南市解放路２５００１３麦套棉晚发迟熟一直是影响其产量和品质的重要问题，并制约着麦棉两熟增产潜力的发挥。１９８９年１０月上旬，农业部棉花专家顾问组在我省茌平、冠县考察了１３个点，单珠吐絮铃不到３０％的有６个点，...
Wheat cover plastic film favorable precocious double increase Song Peiwen Shandong Provincial Department of Agriculture Jiefang Road, Ji’nan 250013 Cotton late cotton late maturity has been an important issue affecting its yield and quality, and restricts the yield potential of wheat and cotton double play. In early October 1989, the advisory group of cotton experts from the Ministry of Agriculture inspected 13 spots in Qiongping and Guanxian in our province, with 6 points for less than 30% of single-bead bolls.