Table 7: Partial budget analysis of fertilizer application rate and types on maize.

Treatments

Grain yield

Kg ha-1

Adj. grain yield

GFB

TVC

NB

MRR

Control

2968.9

2672.01

13360.05

0

13360.05

 

200 urea + 150 TSP

5166.6

4649.94

23249.7

16635

6614.7

D

150 NPSB + 100 Urea + 100 KCl

7033.4

6330.06

31650.3

18205

13445.3

4.35

150 NPSB + 150 Urea + 100 KCl

8082.9

7274.61

36373.05

20395

15978.05

1.15

200 NPSB +100 Urea + 100 KCl

8291.2

7462.08

37310.4

21230

16080.4

0.12

250 NPSB + 100 Urea + 100 KCl

8828.2

7945.38

39726.9

22780

16946.9

0.55

200 NPSB + 150 Urea + 100 KCl

7547.1

6792.39

33961.95

23420

10541.95

D

250 NPSB + 150 Urea + 100 KCl

7605.3

6844.77

34223.85

23510

10713.85

1.91