摘要
本文通过对黑土区中部和松嫩平原西北部的水土流失情况的监测,分析了东北黑土区的研究区2000—2010年期间水土流失的发展趋势及水土保持治理措施实施状况。监测结果表明:城市建设用地需求使得原有城市周边的农田被不断侵占,而粮食的需求又导致开荒面积增加和林地、草地及水域面积的逐渐减少,水土流失面积大。文中还提出了水土保持治理措施的建议。
Through the monitoring of soil and water loss in middle area of chernozem region and northwest of Songnen plain,the paper analyzes the development trend of soil and water loss,and the soil and water conservation treatment of study area in northeast chernozem region from 2000 to 2010.The monitoring results show that urban construction land continuously encroach the surrounding farmland;the food demand causes the reclamation area increased at the same time of wood land,grassland and water area reduction;the soil and water loss area is large.The paper also provides suggestions for soil and water conservation treatment.
出处
《东北水利水电》
2012年第6期20-21,72,共2页
Water Resources & Hydropower of Northeast China
关键词
东北黑土区
水土流失监测
粮食安全
发展趋势
northeast chernozem region
soil and water loss
monitoring
food security
development trend
