英文關鍵字
abstract
animal
background
breed
breeding
brevirostrum
carp
christmas
cleaning
conservation
creativity
czech
deep
dirty
effect
europe
farm
farming
fauna
fish
fishing
gene
genofound
germplasm
hatchery
isolated
laithe
law
low
nature
nets
pond
protection
reproduction
republic
rescue
sale
shadow
sturgeon
surface
threat
trout
underwater
vertical
vodnany
water
wet
wildlife