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(一)喷施钾肥 在浆果迅速生长前用0.4%硫酸钾溶液或0.3%磷酸二氢钾溶液或3%草木灰浸出液进
(A) spraying potassium in the rapid growth of the berries with 0.4% potassium sulfate solution or 0.3% potassium dihydrogen phosphate solution or 3% ash leaching solution