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How to fertilize Choy Sum? The latest fertilization techniques and methods tutorial
Choy Sum, also known as flowering Chinese cabbage, is one of the specialty vegetables of the south. Its quality is tender, its taste sweet and bitter, and it is rich in nutrients, with extremely high edible value and cultivation value. When planting Choy Sum, fertilization and watering are relatively important, as they affect its yield, so how should Choy Sum be fertilized