草地螟第三个暴发周期的发生特点、成因及防治对策
Occurrence characteristics, factors and control measures of Loxosyege sticti alis in the third occurrence period.
康爱国1;樊荣贤1;张玉慧1;李强1;张凤英1;杨立军2;赵晓娟3
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作者单位:1.河北省康保县植保站,076650;2.河北省张家口市植保站,075000;3.河北省万全县植保站,076250
中文关键词:草地螟;发生特点;防治对策
英文关键词:Loxosyege stictialis; occurrene characteristics; control measures
中文摘要:分析了 1949年以来草地螟 3次周期性大暴发的原因。通过对 1979~2001年康保县 23年草地螟系统监测资料的分析 ,重点剖析了草地螟第 3个暴发周期发生特点、成因 ,认为种群数量、气候和耕作制度是导致草地螟暴发的重要原因 ,并提出防治对策。
英文摘要: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