摘要
Abstract
Plutella xylostella(L .) is a serious pest on cruciferous plants ,becoming one of the hardest pests to control .Seven cruciferous plants big green radish ,mustard ,broccoli ,rape ,celery cabbage ,cabbage and radish were used to test the preference ,growth and reproduction of P .xylostella were analyzed ,for forecast ,preven‐tion and control of Plutella xylostella(L .) .The results showed that the Plutella xylostella fed with mustard had the largest pupal weight ,the maximum fecundity ,and the shorter growth duration ;and fed with cabbage had the shortest larval duration ,the more fecundity and the shortest growth duration;but fed with big green radish had the longer larval duration ,the lighter pupal weight and the least fecundity .These results showed that the most suitable host plants for Plutella xylostella(L .) were mustard ,cabbage and radish ,followed by celery cabbage ,rape and broccoli ,the unsuitable host plant was big greenradish .关键词
小菜蛾/十字花科植物/生长发育/繁殖Key words
Plutella xylostella(L .)/cruciferous plants/growth/development/fecundity分类
农业科技
