Method of and apparatus for use in the depuration of bivalves

Method of breeding fish

Method of breeding poultry for food

Method of calming laying poultry

Method of emptying a barge of fish and a barge for use in the pe

Method of enhancing mating in poultry

Method of feeding ants and a food dispenser for the purpose

Method of fish farming

Method of growing molluscs

Method of handling Drosophila

Method of inducing feeding behavior in fish

Method of keeping captive Zebra mussels alive

Method of lamprey control

Method of magnetically treating eggs and animal semen

Method of making animal litter

Method of making animal litter having improved absorbent and deo

Method of making cocoons with a sounding object

Method of preventing the normal reversion of salmon smolt and th

Method of raising fish

Method of raising oysters