 大棚每亩追施复合肥10-15公斤、硫酸钾8-12公斤，或西瓜专用肥30-40公斤。追肥距离一定要距瓜兜50厘米以上。同时可喷施0.4-0.5%磷酸二氢钾溶液，能有效促进大棚瓜蔓健壮生长，增进果实膨大
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