Skip to main content

Table 2 Anticipated Performance Index (API) of Tree species

From: Roadside air pollution in a tropical city: physiological and biochemical response from trees

Grade

Score (%)

Assessment category

0

Up to 30

Not recommended

1

31–40

Very poor

2

41–50

Poor

3

51–60

Moderate

4

61–70

Good

5

71–80

Very good

6

81–90

Excellent

7

91–100

Best