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农民在生产中过量施用微肥的现象较为普遍,有的甚至超过安全用量的好几倍,不仅造成严重浪费、增加生产成本,而且还对
Excessive application of micronutrients by farmers in production is more common, with some even exceeding several times the safe dosage, resulting in not only serious waste and increased production costs, but also