辽西地区不同品种核桃抗寒性评价

Evaluation of Cold Resistance of Different Varieties of Juglans regiaspp.in Western Liaoning Province

于2014—2016年,在建昌县对处于盛果期的早实和晚实核桃进行抗寒性评价,以筛选出抗性较强的品种。结果表明:以雌、雄花芽和1年生枝的抗寒性为主导因子,各品种间抗寒性表现为礼品2号>礼品1号>辽宁7号>辽宁5号>辽宁6号>辽宁4号>辽宁10号>辽宁3号>辽宁1号。

In the period from 2014 to 2016,the cold resistance of early and late Juglans regiain the blooming period was studied in Jianchang County,and the varieties with strong resistance were screened out.Result shows that the cold resistance of female flower buds and 1-year-old branches are the main factors,and the cold resistance among varieties is Juglans regia ‘Lipin No.2’〉Juglans regia ‘Lipin No.1’〉Juglans regia ‘Liaoning No.7’〉Juglans regia‘Liaoning No.5’〉Juglans regia ‘Liaoning No.6’〉Juglans regia ‘Liaoning No.4’〉Juglans regia ‘LiaoningNo.10’〉Juglans regia ‘Liaoning No.3’〉Juglans regia‘Liaoning No.1’.