Occurrence characteristics, factors and control measures of Loxosyege sticti alis in the third occurrence period.
Author of the article:KANG Ai-Guo1, FAN Rong-Xian1, ZHANG Yu-Hui1, LI Qiang1,ZHANG Feng-Ying1,YANG Li-Jun2,ZHAO Xiao-Juan3
Author's Workplace:1.(Plant Protection Station of Kanbao County, Hebei Province 076650,China); 2.(Plant Protection Station of Zhangjiakou City, Hebei Province 075000, China)3.(Plant Protection Station of Wanqan County, Hebei Province 076250, China).
Key Words:Loxosyege stictialis; occurrene characteristics; control measures
Abstract:By analyzing the characteristics of three periodical o ccurrence of Loxosyege stictialis since 1949 and monitoring data about it fr om 1979 to 2001, this paper discussed the occurrene characteristics, factors and control measures of the third occu