TY  - GEN
AU  - Wolken,Jerome J.
AU  - Mellon,A.D.
AU  - Greenblatt,C.L.
TI  - Environmental factors affecting growth and chlorophyll synthesis in euglena: I. physical and chemical. II. the effectiveness of the spectrum for chlorophyll synthesis 
PY  - 1955///
CY  - [S.l.
PB  - s.n.]
ER  -