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acipenser
amur
animal
aquaculture
artificial
automated
biology
book
breeding
business
cage
circulating
construction
cycle
east
ecology
ecotourism
environment
equipment
far
farm
farming
fingerling
fingerlings
fish
fishery
fishing
food
freshwater
fry
hatchery
hatchling
incubator
industry
japanese
kaluga
life
modern
nature
nursery
peal
pond
pool
rearing
red
reservoir
river
russia
schrenckii
spawning
sturgeon
technology
water
working