一、农业防治1、壮树防病。合理施肥灌水,合理调整结果量,改良土壤,促进根部发育,有明显的壮树防病作用。2、搞好夏剪,提高结果部位。剪除距地面40厘米范围的叶片和新稍、及时疏除多余枝蔓、控制新稍长度等措施,有利于通风透光,降低园内湿度。距地面40厘米范围内不留果穗,可 First, prevention and treatment of agriculture 1, strong tree disease prevention. Rational fertilization and irrigation, reasonable adjustment of the amount of results, improve the soil, promote root development, there is a clear role of strong tree disease prevention. 2, do a good job of summer cut, improve the results of the site. Cut off the leaves 40cm from the ground and the new slightly, in time to sparse extra branches, control a new length and other measures conducive to ventilation, reduce the humidity in the garden. 40 cm from the ground without leaving the ear, can be