条件筛选
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Koi Mixed-Stocking Pairing Tips and Methods for Selecting Toshi Koi
1. Male koi have better body shape than female koi: Although in the adult stage, female koi are more robust and aesthetically pleasing. However, at the toshi (first-year) stage, it is actually male fish that have a higher probability of being thick-bodied! Female fish only start sprinting again after reaching one year of age and entering their second or third year. Male...