Agro-ecological zone

Mean annual rainfall (mm)

Mean annual temp (˚C)

Gender

Mean crop yield

STD. deviation

N

I

<800

26.7

Male

798.08

533.569

26

Female

668.18

401.174

44

Total

716.43

455.460

70

II (a) and (b)

800 to 1000

22.8

Male

1134.72

683.146

36

Female

1054.41

627.811

34

Total

1095.71

653.349

70

III

>1000

21.7

Male

1640.28

620.002

36

Female

1455.88

647.462

34

Total

1550.71

635.684

70

Male

1231.12

704.496

98

Female

1024.55

641.683

112

Grand total

1120.95

678.014

210