对黄土塬区降水、灌水入渗量计算的探讨关中地区经、洛、交、渭、冯等灌区建成开灌后，都不同程度地出现地下潜水位的抬高，其中宝鸡峡引渭源上灌区表现更加突出。该灌区１９７１年通水灌溉，１９７４年局部低洼地区就出现明水，到１９８３年明水面积达２．８万亩。１９７... Discussion on Calculation of Precipitation and Irrigation Infiltration in the Loess Plateau After the completion of irrigation and drainage in the Irrigation District of Loess Plateau, Loess Plateau, Jiaotong, Wei River and Feng River in the Guanzhong area, elevation of the subterranean submarine water level appears to various extents. Among them, Irrigation performance is more prominent. The irrigated area was irrigated by irrigation in 1971. In some low-lying areas in 1974, there was clear water, and by 1983, the area of ​​clear water was 2.8 million mu. 197 ...