提高藏东地区节水灌溉水平的几点思考

灌区渠道渗漏、坍塌现象突出,致使过水能力、灌溉水利用系数低的问题在藏东地区十分严重,,主要原因既有地质条件等客观因素,也有规划建设和营运管理相对落后等主观原因。要解决这一问题,除了采用管理和技术手段维护好现有的灌溉工程外,更重要的是还要在解决农牧区新灌区规划设计及灌溉节水的工作思路上有所突破。

Thoughts on Improvement of Water Saving Irrigation in East-Tibet

Influenced by severe cracking and leakage, the construction of irrigation ditch in East-Tibet is facing the matter of low utilization rate and discharge capacity. The main reason lies in objective factors, such as geological condition, as well as the subjective factors, such as backwardness in planning & design and operation. To solve this problem, besides the measure management and good maintenance, it's more important to bring up breakthrough of planning & design and Water Saving of new irrigation Engineering in rural and pastoral districts in East-Tibet.