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近年来，随着化肥工业的迅猛发展，致使有些农民产生了重化肥轻有机肥的偏见。由于长期单一施用化肥，以致有些耕地已产生了土壤板结，地力下降等恶果。众所周知：有机肥富含有机质，具有养分齐全、肥效持久的特性。它不仅含有氮磷钾三要素，还含有作物所需的多种微量元素和良
In recent years, with the rapid development of chemical fertilizer industry, some farmers have been prejudiced by heavy chemical fertilizers and light organic fertilizers. Due to the long-term single application of fertilizers, some cultivated land has resulted in soil compaction and decreased soil fertility. As we all know: Organic fertilizer is rich in organic matter, with nutrients, lasting effect of fertilizer. It not only contains three elements of NPK, but also contains a variety of trace elements required for crops and good