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1 试验方法试验于1992年上半年在浙江省余杭县农业科学研究所进行。采用旱地农膜覆盖育秧(简称旱地育秧,下同)和水田农膜覆盖育秧(简称水田育秧,下同)两种育秧方式。旱地育秧方法如下: 于前一年晚稻收割后进行翻耕,每平方米施入切碎的干稻草5kg,栏肥3kg.过磷酸钙200g,深翻入土,达到土、肥、稻草混匀,平覆农
1 Test Method The experiment was carried out in the first half of 1992 in Yuhang County, Zhejiang Province Institute of Agricultural Sciences. Using dryland plastic sheeting covering nursery seedling (referred to as dry land nursery, the same below) and paddy field plastic sheeting cover seedling (referred to as paddy field nursery, the same below) two kinds of seedlings. The method of raising seedlings in the dry land is as follows: In the previous year, the late rice was plowed after harvesting, and 5kg of shredded dry straw and 3kg of barley fertilizer were applied per square meter. The superphosphate 200g was deep turned into the soil to reach soil, Flat cover farmers