Resistance Identification to Disease and Insects of Tea Breeds or New Materials

LI Pin-wu1,SHENG Zhong-lei2,3,PENG Ping2,WANG Xiao-qing2,LIN Qiang2,HUANG Shang-jun2, HU Xiang2(1.College of Horticulture,Sichuan Agricultural University,Sichuan Ya'an 625014,China;2.Tea Research Institute,Chongqing Academy of Agricultural Sciences,Chongqing Yongchuan 402160,China;3.College of Food Science,Southwest University,Chongqing 400715,China)

Tea breeds or materials;Resistance identification;Guignardia camelliae;Polyphagotarsonemus latus;Empoasca vitis

Using the method of researching the infection blade of tea tree which were affected by disease on field conditions,and indoor conditions after an inoculating on shoots,the resistance identification to Guignardia camelliae of 15 varieties of tea breeds or new materials were made.The appraisal result showed: 4 varieties of tea breeds or new materials(0310,0308,0302,Wuniuzao) had good disease resistance to Guignardia camelliae both on field conditions and indoor conditions after inoculating on shoots.Meanwhile,using the method of researching the infection blade of tea tree which were affected by insect on field conditions,the resistance identification to Polyphagotarsonemus latus and Empoasca vitis of the same 15 tea breeds or new materials were made,the appraisal result showed: 6 varieties of tea breeds or new materials(0303,0304,0305,0306,0311,Bixiangzao) had good insect resistance to Polyphagotarsonemus latus;but all the varieties of tea breeds or new materials did not have good insect resistance to Empoasca vitis.