•

•

•

0

0.5

1

1.5

2

2.5

3

3.5

19

61

19

65

19

69

19

73

19

77

19

81

19

85

19

89

19

93

19

97

20

01

20

05

20

09

Yield (Hg/Ha)

Maize, green MaizePotatoes Rice, paddySoybeans Wheat

0

100

200

300

400

500

600

19

61

19

65

19

69

19

73

19

77

19

81

19

85

19

89

19

93

19

97

20

01

20

05

20

09

Food supply quantity (kcal/capita/day)

Maize PotatoesRice Soyabean OilSoyabeans Wheat