TY  - BOOK
AU  - C.J. Pearson
TI  - Control of crop productivity
SN  - 0 12548280-9
U1  - 633 
PY  - 1984///
CY  - Sydney
PB  - Academic Press
N1  - C.J. Pearson: Control of crop productivity.  Sydney.  Academic Press, 1984. 0 12548280-9--(633PEA)
ER  -