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搞好嫁接西瓜苗的管理是确保嫁接苗成活的关键。为了促进嫁接苗口的早日愈合 ,嫁接后应立即在棚（室）内扣一个２ｍ（米）宽的小拱棚 ,在嫁接后１～３天内白天保持小拱棚温度２５～３０℃ ,夜间１８～２０℃。相对湿度９０ %以上。并用报纸盖在小拱棚顶部遮光。每天中午前后用?
Good management of grafted watermelon seedlings is to ensure the survival of the key graft. In order to promote the early healing of the grafted seedlings, a small 2m (m) wide shed shall be buckled in the shed (room) immediately after grafting, the temperature of the small shed shall be maintained at 25-30 ° C during the daytime and at 18 ~ 20 ° C. Relative humidity above 90%. Cover the top of the small shed with a newspaper shade. Use before and after noon every day?