摘要
科学施肥是农业增产的重要措施，但我国目前却严重存在偏施化肥现象，尤其是偏施氮肥，导致对土地肥力的破坏，使土地资源丧失可持续利用的特性。文章介绍了偏施化肥的危害。
Scientific application of fertilizer is an important measure for increasing agricultural production.But at present,there is a serious phenomenon of partial application of chemical fertilizer,especially nitrogen fertilizer.Thus,it causes destruction of soil fertility and loses the property of sustainable utilization of soil resources.This paper describes the harmfulness of partial application of fertilizer,and simultaneously describes the method of scientific application of fertilizer.
出处
《科技情报开发与经济》
1997年第6期10-10,14,共2页
Sci-Tech Information Development & Economy
关键词
科学施肥
化肥利用率
生态农业
施肥
scientific application of fertilizer utilization ratio of chemical fertilizer ecologic agriculture
