为了进一步验证稀土微肥的肥效,大面积推广稀土微肥积累科学依据,吴桥县农业局1999~2001年连续在小麦、玉米、黄瓜、西瓜等多种作物上进行了喷施稀土微肥的对比试验、示范,并均取得显著效果。据调直:施用稀土微肥比不施的均表现叶色浓绿、植株健壮、抗病力增强,增产幅度大,其中小麦667m2平均增产39.2kg(公斤),玉米48.9kg,黄瓜 In order to further verify the fertilizer efficiency of rare earth fertilizer, large-scale popularization of rare earth fertilizer to accumulate scientific basis, Wuqiao County Bureau of Agriculture from 1999 to 2001 in a row on wheat, corn, cucumber, watermelon and other crops were sprayed with rare earth fertilizer contrast Test, demonstration, and achieved remarkable results. According to the straightening: the application of rare earth fertilizer than the non-performance leaf color dark green, robust plants, disease resistance increased yield increased, of which an average yield of 667m2 wheat 39.2kg (kg), corn 48.9kg, cucumber