摘要
在半干旱条件下的北部浅山区 ,通过覆草等旱作技术 ,使果园土壤有机质含量提高 2 5 %,土壤含水量提高 40 %,果树各项生理指标有了较大改善 ,产量。
In semi arid area in the northern part of Tianjin, the dryland cultivated technology of covering plants can increase the organic matter and water content in soil by 25% and 40% respectively, improve physiology condition of the fruit trees. The yield of the trees and the quality of the fruit were enhanced obviously, the economical benefit is increased by 68%.
出处
《天津农业科学》
CAS
2000年第1期26-27,共2页
Tianjin Agricultural Sciences
基金
天津市重点科技攻关项目!(95 31 1 1 1 2 1 )
