摘要
针对黄土丘陵区坡耕地土壤肥力退化问题，从水土流失、物质输入及肥料结构等方面，研究其肥力退化原因，并提出相应的对策，为陕北黄土丘陵沟壑区坡地生产力的提高提供科学依据。
In these respects of soil and water loss, matter input and fertilizer structure,this paper mainly studys the prevention countermeasure and reason about soil fertility degeneration on slopland land in loess hilly region, and puts forward to scientific base for improving the productive forces of slop-land.
出处
《水土保持研究》
CSCD
1996年第2期2-6,共5页
Research of Soil and Water Conservation
关键词
坡耕地
土壤肥力退化
原因
防治
slop-land degeneration of soil fertility reason Prevention countermeasure
