菲律宾水产科研人员对尖吻鲈的硫氨酸需要量进行了测定。试验用鱼平均体重2.59g,水温26℃,盐度31‰,试验12周。基本饲料粗蛋白含量46％,蛋白源为鱼粉、乌贼粉和豆饼。粗脂肪含量11％,为鳕鱼肝油和豆油1∶1混合物。基本饲料中含胱氨酸3.1g/kg。试验饲料中含蛋氨酸分别为6.2、7.2、8.1、9.0、10.8、12.6g/kg。实验结束鱼成活率 Philippine aquaculture researchers conducted a measurement of the need for lanthopenese perch. Test fish average body weight 2.59g, water temperature 26 ℃, salinity 31 ‰, the test for 12 weeks. The basic feed crude protein content of 46%, the protein source of fish meal, squid meal and soybean cake. Crude fat content of 11%, a mixture of cod liver oil and soybean oil 1: 1. The basic feed contains cystine 3.1g / kg. Test feed containing methionine were 6.2,7.2,8.1,9.0,10.8,12.6 g / kg. End of the experiment fish survival rate