论文部分内容阅读
1983年我们在张店区刘东、潘庄、北营三个单位安排了大田小麦地膜覆盖栽培试验。供试品种为“山农辐63”和“761”,分期播种,分期盖膜(处理见表1)。盖膜方式:(1)浅播种后随即盖膜,膜面覆土压实;(2)播后地上盖膜;(3)苗上盖膜。小麦生长期间进行各生育期性状的观察、记载和测产。小麦返青后3月15日前后揭膜。试验用地膜是济南塑料三厂的产品,厚度为0.015毫米,宽1.2米。
In 1983, we arranged field mulched film mulching experiments in Liu Dong, Pan Zhuang and Beiying of Zhangdian District. Test varieties for the “Shannon spoke 63” and “761”, sowing stage, stage covered with membrane (see Table 1). Cover the way: (1) shallow sowing immediately after the cover membrane, membrane surface soil compaction; (2) after sowing to cover the membrane; (3) Miao cover film. Wheat growth during the various traits observed during the period, record and test production. After turning green on March 15 after the film uncovering. Test film is plastic factory in Jinan Plastics products, the thickness of 0.015 mm, 1.2 meters wide.