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试验方法以西瓜庆丰品种为试材,种子进行粒选,选择种皮颜色一致、饱满程度相似的种子备用。将硫酸锌(ZnSO_4
Test methods to watermelon Qingfeng varieties as the test material, seed selection, select the same color of the seed coat, plump seeds of similar fullness. Zinc sulfate (ZnSO 4