样本类型

sample types

处理方法 treatment

处理数

平均死亡率average mortality

sample numbers

7d

14d

21d

28d

35d

1龄幼虫

1^st instar

喷洒法spraying

3 × 30

9.50% ± 0.0161

19.60% ± 0.0378

45.20% ± 0.0791

72.50% ± 0.1435

84.43%^B ± 0.1537

拌土法soilmixed

3 × 30

8.90% ± 0.0147

18.70% ± 0.0367

48.50% ± 0.0781

73.20% ± 0.1464

93.33%^B ± 0.1745

对照 CK

3 × 30

0%

1.10% ± 0.0022

2.20% ± 0.0050

2.20% ± 0.0047

3.3%^A ± 0.0064

2龄幼虫

2^nd instar

喷洒法spraying

3 × 12

7.10% ± 0.0113

12.50% ± 0.0280

26.50% ± 0.0533

34.30% ± 0.0792

47.2%^B ± 0.1067

拌土法soil mixed

3 × 12

8.20% ± 0.0150

17.5% ± 0.0409

25% ± 0.0510

42% ± 0.1008

66.7%^B ± 0.1434

对照 CK

3 × 12

2.80% ± 0.005

2.80% ± 0.0042

5.60% ± 0.0106

5.60% ± 0.0123

8.3%^A ± 0.0199