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细鳞鲳，学名细鳞肥脂鲤（Piaractusmesopotami－cus），在巴西被称为Pacu。原产于巴西南部的巴拉那河与巴拉圭河水系。为巴西国内的主要淡水鱼类之一，生长快，产量高，食性杂，易饲养，易捕捞，抗病力强，比淡水白鲳耐低温，肉味鲜美。２０００年我们进行了细鳞鲳池塘高产养
Scylla serrata, scientific name Piaractusmesopotami-cus, is called Pacu in Brazil. Native to the Paraná and Paraguay rivers in southern Brazil. It is one of the main freshwater fishes in Brazil. It grows fast, has high yield, miscellaneous food, is easy to raise, easy to catch, strong in disease resistance, low in temperature and delicious in meat. In 2000 we conducted a fine scale 鲳 pond high production