TY  - BOOK
AU  - Norman, M.J.T., Pearson, C.J. & Searle, P.G.E.
TI  - The ecology of tropical food crops
SN  - 0521284287
PY  - 1984///
CY  - London
PB  - Cambridge University Press
KW  -  
KW  - Environmental Science
ER  -