地膜西瓜的早衰及解救方法地膜西爪如管理不当，瓜身易出现早衰现象，从而严重影响产量、质量及熟性。１、早衰特征。早衰主要发生在西瓜生长的中后期，特别是瓜长势到碗口大小时最明显。其主要特征是：瓜蔓细弱，生长停滞，午后萎蔫，幼瓜长缓或不再膨大，瓜皮松，色深暗... Premature decline of mulched watermelon and rescue methods If the improper management of mulch and west claw, melon body prone to premature aging phenomenon, thus seriously affecting the yield, quality and maturity. 1, premature aging characteristics. Premature aging occurs mainly in the late growth of watermelon, especially when the melon growth to the size of the most obvious. Its main features are: melon thin, stagnant growth, wilting afternoon, the cucumber long or no longer swollen, melon pine, dark color ...