AGRICULTURE
CROPS
HARVEST
IRRIGATION
SOIL
PLOW
COMPOST
LIVESTOCK
AGRICULTURAL
ECOLOGY
NUTRIENTS
GRAIN
ENVIRONMENT
ECOSYSTEM
RECYCLING
A
P
I
W
E
M
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M
S
M
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N
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C
D
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AGRICULTURE
CROPS
HARVEST
IRRIGATION
SOIL
PLOW
COMPOST
LIVESTOCK
AGRICULTURAL
ECOLOGY
NUTRIENTS
GRAIN
ENVIRONMENT
ECOSYSTEM
RECYCLING
A
O
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