The use of self-feeders in fish culture
By: by Ivan B. McElwain.
Contributors: Lamar Fish Cultural Development Center.
Series: Lamar information leaflet -- no. 81-01.
Publisher: Lamar Fish Cultural Development Center
Published: 1981
Place of publication: [Lamar, Pa.]
Language: eng
Subjects: Fishes -- Feeding and feeds.; Fishes -- Food.
Notes: Includes abstract.