摘要
本文根据1984—1986年在甘肃中部半干旱地区定西县鹿马岔流域的定位研究资料,对半干旱地区农业生态系统的特点,存在问题,能量转化和物质循环规律进行了分析,并结合对该农业生态系统采用的调控对策以及所产生的相应效益提出了开发该区农业资源的对策。
By using the location data acquired in Lumacha Basin of Dingxi Coun-ty in the central part of Gansu Province from 1984 to 1986,the paper ana-lyses the charateristics, transformation of energy and circulation of subs-tance and the existing problems of agro-ecosystem in the arid areas,alsoproposes the strategies of exploiting the agricultural resources in the areasin consideration of the controlling strategies used in the agro-ecosystemand the relevent benefits.
出处
《干旱区资源与环境》
CSCD
1990年第4期94-101,共8页
Journal of Arid Land Resources and Environment
