TY  - BOOK
AU  - Johnson, C.B.  
TI  - Physiological processes limiting plant productivity 
SN  -  0408106492
U1  - 631.54  
PY  - 1981///
CY  - London: 
PB  - Butterworths, 
KW  - Agriculture and related technologies | Technology (Applied sciences) | Physiological process | Plant development
ER  -