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一、前言 土地荒漠化已成为世界性灾难,是当今世界十大环境问题之首,也是我国经济建设和社会发展所面临的重大课题。黑龙江省嫩江沙地土地面积辽阔,是黑龙江省农牧业主产区,大庆是我国石油工业主要基地,亦在其中。根据1994年黑龙江省沙漠化普查监测材料,黑龙江省杜蒙等九个市(县)105个乡(镇)有沙化、潜在沙化土地面积81.4万公顷,占其总面积的29.65％;是制约地区经济发展和农牧业生产
I. INTRODUCTION Land desertification has become a worldwide catastrophe, becoming the top ten environmental problems in the world today and also a major issue facing China’s economic construction and social development. Heilongjiang Ninjiang Sandy Land area is vast, is the main producing areas of agriculture and animal husbandry in Heilongjiang Province, Daqing is China’s oil industry base, is also among them. According to the monitoring materials of the 1994 Census of Desertification in Heilongjiang Province, 105 townships (or towns) in nine cities (counties) such as Dumont in Heilongjiang Province have been desertified. The potential desertified land covers an area of 814,000 hectares, accounting for 29.65% of the total area. It restricts the development of the regional economy Development and agriculture and animal husbandry production