third instar larvae meaning in English
三龄蚕
Examples
- 7 . the searching behavior of the third instar larva of e . balteatus has been studied
黑带食蚜蝇幼虫的捕食行为过程一般是：搜索?捕捉?取食?清洁?休息?搜索。 - The daily maximum number of m . avenae preyed theoretically by the first , second and third instar larva of e . balteatus are 5 . 13 , 26 . 00 and 119 . 26 aphids respectively . 2
黑带食蚜蝇1龄、 2龄和3龄幼虫对麦长管蚜的日最大捕食量分别为5 . 13头、 26 . 00头和119 . 26头。 - The functional response of the first , second and third instar larvae of e . balteatus preying on macrosiphum avenae ( f . ) show the rolling ii type with better fitting
黑带食蚜蝇各龄幼虫对麦长管蚜macrosiphumavenae ( f . )的捕食功能反应用holling ?型和新holling ?型功能反应模型拟合均较好。 - There are mutual interference among the third instar larvae of episyrphus balteatus de geer , and the searching efficiency decreases and the intensity of scrambling competition increases with increase of its density
黑带食蚜蝇3龄幼虫存在着种内干扰，其寻找效应随着自身密度的增加而降低，其分摊竞争强度随着自身密度的增加而增加。 - The best searching densities of the first , second and third instar larva of e . balteatus are 6 . 73 , 10 . 09 and 44 . 03 aphids respectively . 3 . the predation ratio of e . balteatus is the lowest at 14 ? and the predation ratio at 18 c , 22 c , 26 c and 30 c are not different
黑带食蚜蝇1龄、 2龄和3龄幼虫对麦长管蚜的最佳寻找密度分别为6 . 73头、 10 . 09头、 44 . 03头，这对田间利用黑带食蚜蝇幼虫防治麦长管蚜有一定参考价值。