TY  - BOOK
AU  - Duncan Annie
AU  - Winberg G G
TI  - Methods for the estimation of production of aquatic animals
SN  - 0-12-758350-5
U1  - 591.76 
PY  - 1971///
CY  - London
PB  - Academic Preess
KW  - Animal populations
KW  - Aquatic animals
KW  - Biological productivity
ER  -