论文部分内容阅读
１黄土高原治理与黄河断流的关系（１）基本农田建设。以坡改梯为主的基本农田可直接拦蓄大部分径流，从而在一定程度上起到减少黄河总径流量的作用，这是毋庸置疑的，但运用综合技术增强农作物对土壤贮水的利用，增加蒸腾量，使作物获得高产，是否会起到改变河川径流作用...
1 The relationship between the management of the Loess Plateau and the Yellow River cutoff (1) The construction of basic farmland. It is beyond doubt that the basic farmland with slope to terrace alteration can directly intercept most of the runoff and thus reduce the total runoff of the Yellow River to a certain extent. However, using integrated technologies to enhance crop utilization of soil water storage, Increase the amount of transpiration, so that the crop can get high yield, will it play a role in changing the runoff of the river ...