摘要
在沙漠地区发展灌区,建设新灌排工程等,是发展灌溉面积的措施之一。河套灌区在中卫北干渠进行了试验,在沙漠建渠道,用人工和植物固沙,沙漠区排水沟道的设计则充分考虑水流冲刷,对沟道防坍塌摸索了一条花钱少、见效快的草上植柳护坡办法,并在灌区内植树造林以固沙。这一经验对类似地区有一定的借鉴作用。
It is one of the measures for developing irrigation area in the desert region that devel- opment of irrigation district and construction of a new irrigation and drainage project. In the experi- ment and practice m the zhongwei North Main Canal of the Hetao Irrigation District, a cheap and quick functioned slope protection method of soil and grass mixture for tree planting has been searched for de- sign and construction of irrigation canal and drainage in the desert region. The major measure is artifi- cial and forest sand--fixation for protection of flow erosion to the drains and dune moving in the irri- gation district. The experience can be refered by the similar regions.
关键词
沙漠
灌区
建设
desert
irrigation district
construction
