TY  - BOOK
AU  - Beck, Stanley D. ,
TI  - Insect Photoperiodism
SN  - 0120843803
U1  - 595 
PY  - 1980///
CY  - New York
PB  - Academic Press
KW  - Arthropods
KW  - Entomology
KW  - Insect Physiology
KW  - Photoperiodism
ER  -