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阿克苏地区位于塔克拉玛干沙漠北部中段边缘,年平均降水量120毫米,日照时间长,昼夜温差大,属暖温带大陆性干旱气候,种植业属传统灌溉农业。目前,阿克苏地区核桃种植面积达12万公顷,年产干果约22万吨。通过对阿克苏地区核桃种植大县主要乡(镇)核桃病虫害发生情况调查,总结出核桃主要病虫害发生规律,并提出防治建议。一、调查方法4个核桃种植园,各设置1个观测点,每点设置10株树,4~10月的每月上旬和下旬,定期对主干、主
Aksu region is located in the middle of Taklamakan Desert in the middle of the edge of the average annual rainfall of 120 mm, long sunshine, large temperature difference between day and night, is a warm temperate continental arid climate, crop cultivation is a traditional irrigation agriculture. At present, Aksu walnut cultivation area of 120,000 hectares, with an annual output of about 220,000 tons of dried fruit. Through the investigation on the occurrence of pests and diseases of walnuts in the main townships of walnut-growing county in Aksu, the occurrence rules of the main pests and diseases of walnuts were summarized and the control suggestions were put forward. First, the survey method Four walnut plantations, each set 1 observation point, set 10 trees per point, 4 to 10 months early and late each month, regular on the trunk, the Lord