TY  - BOOK
AU  - R.G.Howey  
AU  - P.B.Haines
TI  - Culturing Harvesting and Grading Daphnia
T2  - Lamar Information Leaflet No.80-04
U1  - 639.2 
CY  - Pennsylvania
PB  - U.S.Fish and Wildlife Service Lamar Fish Cultural Development Center
ER  -