TY  - BOOK
AU  - Ruhland, W.
TI  - Encyclopedia of Plant Physiology - Vol.- XII- 2
U1  - 581.1 
PY  - 1960///
CY  - .- Berlin
PB  - : Springer - Verlag
KW  - Pure Sciences
KW  - Botanical Sciences
KW  - Plant Physiology
KW  - Encyclopedia
ER  -