Field crop ecosystems /
Field crop ecosystems /
edited by C.J. Pearson.
- Amsterdam ; New York : Elsevier, 1992.
- xiii, 576 p. : ill. (some col.), maps.
- Ecosystems of the world ; 18 .
0444886753
Field crops.
Field crops--Ecology.
Cropping systems.
0444886753
Field crops.
Field crops--Ecology.
Cropping systems.