Applied P (kg/ha)

Agronomic Use Efficiency of Phosphorous (kg grain/kg P)

Salima

Dedza

Lilongwe

Mean

Change

Mean

Change

Mean

Change

7.5

213.18

216.86

57.84

15

133.01

−80.17*

103.25

−113.61*

32.91

−24.93*

22.5

79.39

−133.79*

70.6

−146.26*

21.52

−36.33*

CV (%)

21.11

24.63

66.17

P (0.05)

0.00

0.00

0.01

Critical D Value

2.38

2.42

2.36