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Life history traits and host-killing rate of Neochrysocharis formosa on Tuta absoluta
BioControl ( IF 2.5 ) Pub Date : 2020-05-05 , DOI: 10.1007/s10526-020-10016-z
P. Guleria , P. L. Sharma , S. C. Verma , R. S. Chandel

To improve the biological control of Tuta absoluta (Meyrick) (Lepidoptera: Gelechiidae), we studied the life history traits and host-killing rate of Neochrysocharis formosa (Westwood) (Hymenoptera: Eulophidae) on T. absoluta at 25 ± 0.5 °C, 70 ± 5% RH and a L:D 14:10 photoperiod. The parasitoid was able to parasitize and host feed on the first, second and third instar host larvae with preference to the second instar. Life history traits and host-killing parameters were highest on the second instar host larvae compared to the first or third instar. The host-killing rate of the parasitoid was much higher than the intrinsic rate of increase. N. formosa appeared to be a potential biocontrol agent of T. absoluta and would supplement its biological control in tomato involving other biocontrol agents like Nesidiocoris tenuis (Reuter) and Necremnus spp.

中文翻译:

新黑金枪鱼生活史特征及寄主杀灭率

为了改善的生物控制番茄斑潜蝇(蛾)(鳞翅目:麦蛾科),我们研究了生活史特征和宿主-杀灭率Neochrysocharis台塑(Westwood的):(膜翅目Eulophidae)上T. absoluta在25±0.5℃, 70±5%RH和L:D 14:10光周期。所述寄生虫能够寄生于第一,第二和第三龄寄主幼虫上,并优先于第二龄幼虫进食。与第一或第三龄幼虫相比,第二龄幼虫寄主幼虫的生活史特征和寄主杀死参数最高。寄生虫的寄主杀死率远高于内在的增加率。福尔摩斯猪笼草似乎是绝对黑麦草的潜在生物防治剂并补充其在番茄中的生物防治作用,其中涉及其他生物防治剂,如Nesidiocoris tenuis(Reuter)和Necremnus spp。
更新日期:2020-05-05
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