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根据几年来在陕北安塞县水土保持实验区的试验、示范和生产治理的结果,按照半干旱地区的特点,系统地探讨了黄土丘陵区水土保持型生态农业的问题,包括土壤水分资源的合理利用;根据人工林对土层的干燥状况,规划水土保持防护林建设;尽力发展旱作农业,提高粮食产量;坡耕地的治理和陡坡地退耕还林等。文中提出并讨论了保护农业环境和水土保持型生态农业体系的设想。
According to the results of experiments, demonstration and production control in Ansai County Experimental Soil and Water Conservation Area of Shaanxi Province in recent years, the problems of soil and water conservation-type ecological agriculture in loess hilly region were systematically studied in accordance with the characteristics of semi-arid region, including soil water resources Make rational use of it; plan the construction of water and soil conservation shelterbelt according to the dry conditions of plantation soil; try its best to develop dry farming agriculture and increase grain yield; manage slope farmland and return farmland to forest on steep slopes. The paper proposed and discussed the idea of protecting agricultural environment and soil and water conservation-based eco-agricultural system.