四种杀虫剂LC25对Q型烟粉虱成虫取食行为的影响

何云川,王新谱,洪波,张婷婷,周雪飞,贾彦霞

Effects of Four Insecticides LC25 on Feeding Behavior of Q-Type Bemisia tabaci Adults

HE YunChuan,WANG XinPu,HONG Bo,ZHANG TingTing,ZHOU XueFei,JIA YanXia

表2 4种杀虫剂LC25浓度下烟粉虱成虫取食非韧皮部的EPG参数（总记录时间为8 h）

Table 2 EPG parameters of B. tabaci adults feeding on non-phloem at LC25 concentrations of four insecticides (total recording time is 8 h)

取食参数 Feeding parameter np波的次数 Number of np 刺探次数 Number of probes 第一次刺探持续时间 Duration of 1st probe (min) 短暂刺吸 次数 Number of short probes (C<3 min) C波的总持续时间 Total duration of C (min) pd波的次数 Number of pd pd波的总持续时间 Total duration of pd (s) G波的次数 Number of G G波的总持续时间 Total duration of G (min) F波的次数 Number of F F波的总持续时间 Total duration of F (min) 第一次刺探开始时间 Time to 1st probe from start of EPG (min) 从第一次刺探开始至第一个pd波的时间 Time from the beginning of the 1st probe to 1st pd (min) 对照 Control 90.20±14.54bc 80.27±14.02ab 13.78±0.40a 70.13±12.91bc 190.12±26.01a 36.33±13.54a 158.36±106.20a 3.47±0.73a 14.31±3.40a 8.87±3.63bc 1.12±0.25b 26.34±15.86a 97.41±34.65c 吡虫啉 Imidacloprid 62.36±8.68c 60.37±8.65b 1.86±0.67a 46.29±7.53c 149.89±19.78ab 1.29±0.45b 5.52±2.19b 1.50±0.37b 3.55±1.95ab 0.93±0.25c 0.30±0.12c 8.46±3.13a 296.30±56.23a 吡蚜酮 Pymetrozine 114.93±12.30ab 100.33±11.38ab 6.82±0.94a 98.40±11.65ab 112.41±13.04bc 4.33±1.21b 11.57±7.37b 1.33±1.00b 0.19±0.12b 20.20±6.19a 1.04±0.16b 8.55±3.22a 240.79±50.94ab 螺虫乙酯 Spirotetramat 137.53±21.77a 110.87±19.84a 7.80±1.33a 115.07±21.21a 102.73±11.09bc 6.00±1.44b 4.88±1.27b 0.47±0.24b 9.94±9.37ab 24.07±3.33a 1.87±0.27a 7.44±4.04a 146.86±47.89bc 溴氰虫酰胺 Cyantraniliprole 138.87±19.03a 120.00±17.19a 0.88±0.20a 124.27±18.74a 72.30±7.12c 7.73±1.85b 7.28±2.05b 0.27±0.18b 0.14±0.12b 17.67±2.99ab 1.50±0.26ab 12.50±6.39a 145.53±42.81bc F值 F value 4.021 2.558 0.773 4.321 7.479 5.238 1.978 4.538 1.889 5.815 6.722 0.932 2.93 P值 P value 0.0055 0.0462 0.5465 0.0035 0.0001 0.001 0.1075 0.0026 0.1222 0.0004 0.0001 0.4506 0.0268