2种测定红叶石楠耐寒性方法的比较_申亚梅.pdf

36 2 Vol.36　No.2 2 0 0 9 6 Jour of Fujian Forestry Sci and Tech Jun., 2 0 0 9 doi:10.3969/j.issn.1002-7351.2009.02.053 2 1 2 3 4 1 1 1 1 申亚梅 ,童再康 , 董直勋,徐小静 ,朱志强, 李　剑,郑　宏, 何俊宏 (1.浙江林学院园林学院, 浙江 临安311300;2.浙江林学院林业与 物技术学院, 浙江 临安311300; 3.浙江省泰顺县罗阳镇林业站, 浙江 泰顺325500;4.浙江省泰顺县下洪乡林业站, 浙江 泰顺325509) :2 ``-20℃ 2 h、3 h、4 h、5 h、6 h、8 h , 2 2 , 2 。:① , 2 (SOD);②;③ 2 。, 2 -20℃。 :;;; :S687　　　:A　　　:1002-7351(2009)02-0246-04 Comparison between 2 Determination Ways of Cold Tolerance of Photiniaglabra `Rubens and P.glabra×f raseri `Red robin 1 2 3 4 1 1 1 1 SHEN Ya-mei, TONG ai-kang, DONG hi-xun , XU Xiao-jing , HU hi-qiang, LI Jian , HENG Hong,HE Jun-hong (1.School of LandscapeDesign, Zhej iang Forestry College, Lin an 311300, Zhej iang, China; 2.School of Forest and Biology Technology, Zhej iang Forestry College, Linan 311300, Zhej iang, China; 3.Forest Station of Luoyang Town, Taishun County, Zhej iang Province, Taishun 325519, Zhej iang, China; 4.Forest Station of Xiahong illage, Taishun County, Zhej iang Province, Taishun 325500, Zhej iang, China) Abstract:These two varieties of P hotin ia g labra `Ru ens and P.g labra×f raser i `Red ro in w ere treated under -20℃for 2 h, 3 h,4 h, 5 h, 6 h, 8 h , then w ere tested immediately and tested after thaw.This paper took the two ways to determine cold tol- erance of them.The difference etw een the 2 ways w as compared.The results showed:(1)The change of electric conductivity and superoxide dismutase (SOD)assumed an ascending tendency with the freeze temperature treatment time extending.(2)The other- ness of two testing ways was inapparent.(3)The grow th of two va