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笔者在探讨平衡 (配方 )施肥对大棚蔬菜产量的影响 ,同时比较两种施肥方式经济效益的差值 ,确定大棚最佳经济施肥模式。
The author discusses the balance of (formula) fertilization on greenhouse vegetable yield, while comparing the difference between the economic benefits of two fertilization methods to determine the best mode of economic fertilization greenhouse.