安康市汉滨区核桃产业发展现状及主要病虫害防治技术

摘要

为推动核桃产业健康可持续发展,本文对安康市汉滨区核桃产业发展现状和主要病虫害发生情况进行了全面调查,掌握了全区核桃产业分布状况、发展面积和核桃病虫害发生种类及危害程度,并有针对性地提出了主要核桃病虫害防治方法.结果表明:汉滨区核桃产业主要分布在西北部的中原镇、紫荆镇、大河镇、茨沟镇、谭坝镇、恒口镇和五里镇,全区核桃种植面积3.088万hm2,平均产量为159.0～306.0 kg·hm-2,该区核桃病虫害有14种,其中虫害8种、病害6种,核桃黑斑病、黑水病、炭疽病、银杏大蚕蛾、核桃举肢蛾、云斑天牛和核桃横沟象的发生程度和危害程度大,应在今后管理中加强防治.%In order to promote the healthy and sustainable development of walnut industry, the present situation of walnut industry development and the occurrence of main pests and diseases in Hanbin district of Ankang city were investigated comprehensively.The distribution status, development area, occurrence types and harm degree of walnut pests and diseases in the whole region were mastered, and the main control methods of walnut pests and diseases were put forward.The results showed that walnut industry was mainly distributed in Zhongyuan town, Baujing town, Dahe town, Cigou town, Tanba town, Hengkou town and Wuli town in the northwest of Hanbin district.The area of walnut planting was 30.88thousand hm2, the average yield was159.0-306.0kg·hm-2.There were 14kinds of walnut pests and diseases in this area, including 8kinds of pests, 6kinds of diseases.The occurrence and harmfulness of black spot disease, anthrax disease, ginkgo big silkworm moth, ginkgo big silkworm moth, Dictyoploca japonica, Atrijuglans hetaohei and white cloudy spotted borer were serious, and the control should be strengthened in the future management.