TY  - BOOK
AU  - Langer,R.H.M.
AU  - Hill,G.D.
TI  - Agricultural plants
SN  - 0521295068 
U1  - 581 22
PY  - 1982///
CY  - New York
PB  - Cambridge University Press
KW  - Crops
KW  - botany
N1  - Includes bibliographical references and indexes
ER  -