The factors and countermeasures of man - made soil and water loss 人为水土流失因素及其防治措施研究
Status and counterpart measures to the new man - made soil erosion in yong ' an city 永安市人为造成新的水土流失现状及其防治对策
The results showed that : total area of soil and water loss decreased after 1987 , but area of strong erosion grade increased and new man - made soil and water loss accelerated ; 9 of the total 11 regions in zhejiang showed the same changing tendency as the whole province 结果表明: 1987年以后水土流失总体上有所好转,水土流失总面积减少,但强度以上的流失面积有增加趋势,新的人为水土流失未得到有效控制,且有加速趋势。