大水面淡水鱼养殖
large wate area freshwater fish farminig
淡水养鱼池
freshwater fish-culture pond
淡水养鱼设施
facilities for fresh water pisciculture
工厂化流水养鱼
factory running water to raise fish
工厂化循环水养鱼
industrial recirculating aquaculture
静水养鱼
static water fish culture
流水养鱼
running water fish culture
以水养水
self-sustainable water project
淡水鱼鱼糜
surimi from freshwater fishes
不同营养水平
Undernutrition
different nutrient level
different nutritional condition
池塘鲤鱼养殖
carp culture in farm pond
大型贫营养水库
large oligotrophic reservoir
淡水精养鱼池
intensive cultivation freshwater fish ponds