摘要
根据二十多年来的调查研究,着重论述条农间作在改变生态环境、提高作物产量、增强物质能量循环以及生物效应和经济效益等方面的作用,为条农间作的合理配置、类型划分提出理论依据.
Based on experiments and investigations for more than twenty years, the paper deals with the effect on changing the ecological environment, raisiing crops yield, enhancing material and energy circulation of ecosystem of shrubby ash inter-cropping with crops. The organic and economic effect of the special ecosystem has been dealt with too. So the theoretical basis for the rational dispostion and type dividing of Shrubby ash intercropping with crops has been put.
出处
《华北农学报》
CSCD
北大核心
1989年第2期108-114,共7页
Acta Agriculturae Boreali-Sinica
关键词
白蜡条
间作
生态
经济效益
Shrubby ash crop intercropping
Ecological and economic effect
Agroforestry