gully control

基本解释

The gully erosion control played a key role, and its soil conserving efficiency amounted about 71% of the total.
其中沟道治理起决定性作用，约占总减沙效益的71％。
The engineering of dam on slope land is one of the gully control measures to manage the slope land. From the top to the bottom edge on slope land, it is terraced land alternating with slope land.
“坡坝地”工程用治沟的形式治坡：一架山一面坡从上而下坡地和梯田水平带状相间排列至沟沿线。
Also, it analysed the advantages and disadvantages of water and soil conservation engineering structures including stripe lands, gully head control works, reservoirs and dams as well as afforestation.
分析评价了本区水土保持工程措施，如条田、沟头防护、库坝、造林等的优点与不足。