Thinking sufficing fertilization to muskmelon growth, humus and sandy soil by 1:1 volume ratio was on optimal substrare, in next were 0.75:1, 0.5:1 and 0.25:1.

• 从满足甜瓜生长过程中营养需求的角度综合考虑，以混合腐熟物与沙化土体积1:1配比最佳，其次为0.；75:1，0