坡耕地改梯田在旱作农业中的战略地位——吴堡县大面积水平梯田群体作用的考察报告

The strategic position of slope land transforming terrace in dry land farming——a survey report on colony effect of level terrace in large area of Wubu county

陕西省吴堡县曾以大修水平梯田而著名。近年来,大面积的梯田在该县粮食生产中起了举足轻重的作用,单产居榆林地区之首位。为了研究大面积坡耕地改梯田在保持水土、增产粮食方面的作用,以及对合理利用土地、调整产业结构方面的影响,科学地评价坡耕地改梯田在旱作农业上的位置,本文对吴堡县大面积梯田的群体作用作了较全面的分析,并对一些问题进行了探讨,借以促进黄土高原地区的基本农田建设和粮食增产同上一个新台阶。

Wubu county was famous of great construction of terraced field. In recent years the terrace with large area holds the balance of grain production in the county,the yield is the highest in Yuling district. To approach the effects of large area of slope land transforming into terrace on conserving soil and water and increasing grain production, on rational utilization of land and regulation of production structure, and to evaluate the position of the transforming in dry land farming scientifically,the paper analyses the colony effect of terrace of large area in Wubu county comprehensively, exploring some problems to raise the construction of capital farmland and the increase of grain production in the region of loess plateau to a new level.