关键词: <, p>, 实验红鲫, 生物学特性, 近交系, 封闭群, 应用<, /p>

Abstract: Abstract: The red crucian carp has many unique advantages as laboratory animals，such as appropriate body size， early sexual maturity，strong fecundity，in vitro spawning development，body red，omnivorous diet． Since the beginning of this century，the research on domestication，breeding of stock and strains，biological characteristics and local standards of the red crucian carp has been carried out． The laboratory red crucian carp has been widely used for fish breeding，toxicology，genetics，physiology，water environment monitoring．

Key words: <p>laboratory red crucian carp, biological characteristics, inbred strain, outbred stock, application</p>