英德
有道
百度
谷歌
图片
维基
百科
变粒结构 [biàn lì jié gòu]
granulitic texture
- 水稻秸秆+地膜二元覆盖旱作栽培效应的研究结果表明，秸秆+地膜二元覆盖旱作稻田土壤变温幅度降低，水分散失减少，结构改善，养分积累增加；水稻无效分蘖减少，生育转变提前，灌浆结实期延长，穗大粒多，千粒重高，增产效果显著。
Results showed that by using straw and plastic film dual mulch in dry-cultivation of rice planting, both of the range of temperature difference and the loss of water in dry-cultivated field of rice were decreased, the soil structure was improved, the soil nutrient contents were increased, the ineffective tillers of rice plant were decreased, the growth and development stage were advanced, the filling stage was extended, the grain per ear and 1 000 grain weight were raised, the grain yield of rice increased obviously.
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