About MATSUBARA TOSHIMITSU
About YAMASHITA YASUNORI
About HOSHINO KATSUHIRO
About MATSUOKA EIICHI
About 群馬県水産試験場研究報告(CD-ROM)
About Oncorhynchus mykiss
About breeding(genetics)
About mating
About growth stage
About fertility (ratio)
About Gunma prefecture
About eyed ratio
About Oncorhynchus mykiss
About Selective Breeding
About Stage of maturation
About Fishes
About Aquacultural methods
About 成熟
About ニジマス
About 固定化