Management of Mango Hopper, Idioscopus clypealis, Using Chemical Insecticides and Neem Oil

Table 4

Effect of three chemical insecticides and Neem oil on natural enemies.

Treatments

Number of green ants

Number of spiders

Number of lacewings

Before spray

At 1st spray

At 2nd spray

At 3rd spray

Before spray

At 1st spray

At 2nd spray

At 3rd spray

Before spray

At 1st spray

At 2nd spray

At 3rd spray

Imidacloprid

4.33

2.95^bc

3.67^b

3.82^b

3.23

2.87^b

3.45^b

2.31^b

0.87

0.74^b

0.56^b

0.83^b

Endosulfan

3.98

1.14^c

1.01^c

1.21^c

4.78

0.92^c

0.87^c

0.68^c

0.65

0.13^c

0.06^c

0.19^c

Cypermethrin

4.12

2.65^bc

3.34^b

5.54^ab

5.98

2.12^b

1.98^b

2.43^b

1.87

1.62^b

1.74^b

1.41^b

Neem oil

4.89

3.18^b

4.11^b

3.65^b

3.75

4.34^b

2.76^b

2.13^b

1.43

0.98^b

1.30^b

0.98^b

Control

4.98

7.65^a

6.98^a

7.76^a

3.62

5.43^a

7.98^a

4.61^a

1.32

2.97^a

2.65^a

2.13^a

Level of significance

**

**

**

Values sharing the same letter(s) in a column are not significantly different at 𝑃=0.05.