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通过田间2年定位试验研究连续施用国产硫酸钾镁肥对闽南地区香蕉和蜜柚的肥效,结果表明,蜜柚与香蕉施用硫酸钾镁肥,比对照分别平均增产33.8%与12.2%,增幅均比施用氯化钾与硫酸钾高;对果实品质的改善总体优于其它钾肥品种;在蜜柚上施用硫酸钾镁比施用氯化钾及硫酸钾每公顷分别增收12 051元与12 089元。
The results showed that the application of potassium and magnesium sulfate to pomelo and banana increased by 33.8% and 12.2% respectively on average, respectively, both of which were higher than those of the control Which was higher than potassium chloride and potassium sulfate. The improvement of fruit quality was better than other potash varieties. The application of potassium and magnesium sulfate on pomelo was increased by 12,051 yuan and 12,089 yuan per hectare compared with that of potassium chloride and potassium sulfate.