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2003年华北地区随着经济作物种植面积的加大,农资需求量有所增加。据有关部门预计,2003年华北地区的棉花种植面积在2002年392万平方千米的基础上扩大到5133万平方米。随着经济作物的种植优势逐步确立,在种植业方面的化肥投入量将会增加60万吨左右,再加上林业、草业、水产等肥量增加的63万吨,2003年国内化肥投入量将会增加120万吨左右。另外,农药中杀虫剂用量趋减,价格也较往年略低,而除草剂、杀菌剂市场空间广阔,需求增加。农药的品种替换和药械更新逐步加快,高效、低毒、绿色环保农药的开发和应用越来越受到人们的青睐和
In North China in 2003, as the area under economic crop planting increased, the demand for agricultural materials increased. According to the estimation of relevant departments, the cotton planting area in North China in 2003 expanded to 51.33 million square meters on the basis of 3.92 million square kilometers in 2002. With the gradual establishment of economic crop planting advantages, the amount of chemical fertilizers input in the planting industry will increase by about 600,000 tons. Coupled with the increase of 630,000 tons of fertilizers such as forestry, grass industry and aquatic products, the input of domestic chemical fertilizers in 2003 It will increase about 1.2 million tons. In addition, the amount of pesticides pesticides tend to decrease, the price is slightly lower than in previous years, and herbicides, fungicides market space is broad, the demand increased. Pesticide varieties to replace and gradually update the drugstore, efficient, low toxicity, green pesticide development and application of more and more people of all ages and