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如何充分发挥化肥的增产作用,获得更佳的施肥效果,是当前农业生产中值得关注的一个重要问题。 现阶段我市在化肥施用上存在的主要问题是肥
How to give full play to the role of chemical fertilizers to increase production and obtain better fertilization effects is an important issue that deserves our attention in agricultural production. At this stage, the main problem that our city has in fertilizer application is fat