桃树黄化病的防治技术西昌川兴镇新农村的果农反映，他们栽种的桃树成片的叶片变黄，得病后的桃树几年后就死亡。我们到现场实地进行调查，生长旺盛的大树冬季不休眠长出黄色小叶片，随之顶端的枝条死亡，在树干及主枝上长出丛生纤细枝条，黄叶片淡绿或黄色。一、黄化病与... Preventing and Controlling Peach Yellow Disease The fruit growers in the new countryside of Xuanchang Chuanxing Township reported that the leaves of peach trees planted by them turned yellow and the peach trees after the illness died after a few years. We went to the site to conduct field investigations. The vigorous growing tree did not sleep during winter, growing small yellow leaves, and then the top branches died. A cluster of thin branches grew on the trunk and main branches. The yellow leaves were light green or yellow. First, yellow disease and ...