TY  - BOOK
AU  - Basra, Amarjit S  .
TI  - Mechanisms of plant growth and improved productivity: modern approaches / 
SN  - 0-8247-9192-4
U1  - I:6 
PY  - 1994///
CY  - New York : 
PB  - Marcel Dekker, Inc , 
KW  - Primary productivity
ER  -