摘要
人类为了生存,要从自然界取走一些物质和能量,并以不同的形式将物质和能量归还给自然即生态系统。要维持自然生态系统的动态平衡,“取走”和“归还”
Some ideas and comments are illustrated on present situation of our arable land quality, its exploitation and fertilization, and the function of organic fertilizer in agroecosystem. Suggestions and countermeasures are proposed in accordance with the concrete situations in Hubei province.
出处
《生态学杂志》
CAS
CSCD
北大核心
1992年第3期53-55,F004,共4页
Chinese Journal of Ecology
关键词
有机肥
施肥
农业生态系统
organic fertilizer, fertilization, agroecosystem.
