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邹县的皱皮木瓜,以往在山区有零星栽培。1966年始,平原栽种面积逐年扩大,现有800多亩。1980年着重抓了管理和病虫害防治,产量显著提高,单株最高产量鲜瓜22斤。现将病虫害的防治方法介绍如下: 根据多年来的观察,病虫害有以下几种: 病害1.干腐病:木瓜树染病后,树干或枝逐步枯死,大树比幼树发病多,树势弱比树势生长健壮发病多,管理差比管理好的发病多,枝条过密、通风透光差的植株发病多。防治方法:冬季修枝时,剪去病枝,合理施有机肥,增强
Zouxian wrinkled skin papaya, in the past there are sporadic cultivation in the mountains. Beginning in 1966, the planted area of plain expanded year by year, and the existing 800 mu. Focus on management and pest control in 1980, the yield increased significantly, the highest per unit yield of fresh melon 22 pounds. Now the prevention and treatment of pests and diseases are described below: According to years of observation, pests and diseases are as follows: Disease 1. Dry rot: papaya tree disease, the trunk or branch of the gradual death, the incidence of more trees than the saplings, tree weak More robust than the growth potential of the tree vigor, poor management than the well-managed incidence of branches too dense, poor ventilation and light incidence of plants. Prevention and treatment methods: winter pruning, cut off diseased branches, rational application of organic fertilizer, enhanced