TY  - GEN
AU  - Norman, M. J. T.
AU  - Searle, P. G. E.
AU  - Pearson, C. J.
TI  - Tropical food crops: in treir environment
SN  - 0521586895
U1  - 630.2 
PY  - 1995///
CY  - New York
PB  - Cambridge University Press
KW  - Agriculture
KW  - Agricultural structures
ER  -