摘要
大豆重茬造成的危害,一直是大豆生产中的主要问题。大豆重茬造成大豆病虫害加重,土壤养分偏耗,土壤中有益微生物种群数量减少,土壤环境恶化,导致大豆产量和商品质量下降,严重影响广大农民的经济效益。
Hazards of soybean continous planting are existent key problem of soybean production. It aggravates soybean diseases and pests, partial consumes the soil nutrients, decreases the beneficial microorganism quantity in the soil, makes the soil environment depravation, results the soybean yield and the merchandise quantities descending, finally, affects farmer's economic benefits seriously.
出处
《中国农业科技导报》
CAS
CSCD
2005年第5期22-24,共3页
Journal of Agricultural Science and Technology
关键词
大豆
重茬
解决途迳
soybean
soybean continous planting
resolving methods