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施用磷肥对提高作物产量具有重要意义。我省不少生产单位广泛施用磷肥,已取得一定效果。但仍有一些地区,施用磷肥增产效果尚不显著。其中一个重要的原因,就是磷肥与氮肥及有机质配合的不够适当。
Application of phosphate fertilizer to improve crop yield is of great significance. Many production units in our province use phosphate fertilizer extensively and have achieved some results. However, there are still some areas where the effect of applying phosphate fertilizer is not significant. One of the important reasons is that phosphorus and nitrogen fertilizers and organic matter are inadequate.