TY  - BOOK
ED  - Marcelle, R.
TI  - Environmental and biological control of photosynthesis
U1  - 581.13342 
PY  - 1975///
CY  - The Hague
PB  - W. Junk
N1  - Proceedings of a conference held at the Limburgs Universitair Centrum, 26-30 Aug., 1974
ER  -