牡丹江市是黑龙江省水土流失重点地区之～，全市水土流失面积898万亩，其中耕地流失面积615万亩，占耕地总面积的70％以上。近些年来，市委、市政府探索出了一条把小流域开发治理引入市场的机制，极大地调动了广大群众和农村干部治山治水的积极性，收到了明显的成效，已有40％? Mudanjiang is a key area for water and soil loss in Heilongjiang Province. The area of ​​soil and water loss in the city is 8.98 million mu, of which 615 million mu of cultivated land is lost, accounting for more than 70% of the total cultivated land. In recent years, the municipal party committee and municipal government have explored a mechanism for introducing small watershed development and management into the market, greatly mobilizing the enthusiasm of the general public and rural cadres in harnessing mountains and rivers, and have received remarkable results with 40%?