沂蒙山区茶树无性系品种抗寒性鉴定与筛选

目的]选育出适宜沂蒙山区生长的抗寒性强的茶树品种Camellia sinensis（L.）O.Kuntze],为茶农选择种植抗寒茶树品种提供参考.方法]对引进的8个4年生无性系茶树品种（龙井43、浙农113、迎霜、安徽3号、乌牛早、舒茶早、劲峰、福鼎大白茶）采用田间自然鉴定法结合叶片解剖结构进行抗寒性试验分析,以福鼎大白茶为对照.结果]浙农113、舒茶早、龙井43均表现出较强的抗寒性,乌牛早、安徽3号次之,抗寒性指数均高于福鼎大白茶;劲峰、迎霜2个品种的抗寒性相对稍弱.结论]浙农113、舒茶早、龙井43、乌牛早、安徽3号适宜在沂蒙山区引种栽培.

Identification and Screening of Cold Resistance of the Tea Clone Varieties [Camellia sinensis(L.) O.Kuntze] in Yimeng Mountain

Objective] The aim was to breed the tea varieties with strong cold resistance and suitable for growing in Yimeng Mountain Area,and provide a reference for tea farmer choosing cold resistance varieties to plant. Method ] Introduced eight 4-year- old tea clone varieties（ Longjing 43 ,Zhenong 113 ,Yingshuang,Anhui No. 3 ,Wuniuzao,Shuchazao,Jinfeng,Fuding Dabaicha） were experimented and analyzed by the methods of natural infection and leaves anatomical structure,and taking Fuding Dabaicha as control. Result ] Zhenong 113,Shuchazao,Longjing 43 showed the strongest cold resistance,Wuniuzao and Anhui No. 3 were the second,which were all stronger than Fuding Dabaicha; Jinfeng and Yingshuang showed weaker cold resistances than the others. Conclusion] Zhenong 113 ,Shuchazao,Longiing 43 ,Wuniuzao and Anhui No. 3 are suitable for introduction and cultivation in Yimeng Mountain Area.