"Explosive melon" is the weather factors and watermelon growth characteristics **** with the results. Watermelon after a long period of drought, a large number of short-term absorption of water is easy to crack. Since this spring, Jiangsu drought is heavier, in the appearance of "cracked melon" before and after a few days, coinciding with the local rain, watermelon absorption of water prone to "cracked melon".