农业是国民经济的基础,水利是农业的命脉。由于缺水,目前河北省中低产田占60%～70%,使土地的潜在优势得不到发挥。农业用水主要为种植业灌溉用水,农业灌溉用水量超过农作物需水量的77.7%。南水北调后,我省农业用水量增加不多,以水为代表的资源供求矛盾突出,已成为我省农业发展 Agriculture is the foundation of the national economy. Water conservancy is the lifeblood of agriculture. Due to lack of water, at present, low-yielding fields in Hebei Province account for 60% to 70% of the potential advantages of the land can not be played. Agricultural water is mainly used for planting irrigation water, agricultural irrigation water exceeds 77.7% of the crop water requirements. After the South-to-North Water Diversion Project, the agricultural water consumption in our province has not increased much, and the contradiction between the supply and demand of resources represented by water has become prominent and has become an issue of agricultural development in our province