TY  - BOOK
AU  - Roberts, J.
TI  - Practical plant physiology/by J.Roberts
SN  - 0582441277
U1  - 581.1  
PY  - 1976///
CY  - London
PB  - Lonhman
KW  - Botanical sciences
KW  - Pure Sciences
KW  - Plant physiology
ER  -