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秦皇岛市苹果品种更新试验示范研究通过鉴定由秦皇岛市科委下达，河北农业技术师范学院、市科委山区办、市林业局果桑站承担，山海关区、海港区、北戴河区、昌黎县、卢龙县、抚宁县、青龙县农林技术部门协作的“秦皇岛市苹果品种更新试验示范研究”于１９９４年１月４日通...
Qinhuangdao City, apple varieties to update the pilot demonstration study by the Qinhuangdao Municipal Science and Technology Commission issued by the Hebei Agricultural Technology Teachers College, Municipal Science and Technology Commission Mountain Office, City Forestry Bureau Gusang station commitment, Shanhaiguan District, Harbor Area, Beidaihe District, Changli County, Lu Long County, Funing County, Qinglong County, agricultural and forestry technical cooperation departments, “Qinhuangdao City, apple varieties updated pilot study” on January 4, 1994 ...