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Table 5 Effect of aqueous extracts on the number of galls on Milicia seedlings in the field at 100% concentration

From: Prospects of botanical pesticides in management of Iroko gall bug, Phytolyma fusca (Hemiptera, Psylloidea) under laboratory and field conditions

Treatments

WHAT

1

2

3

4

5

6

7

8

P . Guinean

0.00

0.00b

0.00b

0.33

0.67 b

1.00b

1.00b

1.00c

A . indicates

0.00

0.00b

0.67 a

1.00

1.33 ab

1.67 ab

2.67 a

2.67 b

J . carcus

0.00

0.33 ab

0.00a

1.00

2.00 to

3.33 a

3.33 a

4.67 a

A . melegueta

0.00

0.33 ab

1.33 a

1.67

2.00 to

2.67 ab

2.67 a

5.00a

Cypermethrin

0.00

0.00b

0.33 a

1.00

1.67 ab

2.33 ab

3.00b

3.33 ab

Control

0.00

1.00a

1.67 a

2.00

3.00a

3.33 a

4.00a

4.67 a

Sig. level

Ns

*

*

Ns

*

**

**

**

  1. Means with same letters within the same column are not significantly different. Ns not significant, WAT weeks after treatments
  2. *Significant at 5%
  3. **Significant at 1% by Duncan multiple range test (DMRT)