沼虾饲料中贻贝液与植物油脚的最适添加量

Just the Right Added Amount of By-products of Mussel and Vegetable Oil in Giant Freshwate Prawn Feedstuff

通过对在罗氐沼虾饲料中，贻贝制品废弃液和植物油脚的不同添加量的投饲试验，以体长增长和个体质量增加以及成活率为指标，经统计分析，结果表明：饲料中最经济且有效的添加量为贻贝液与油脚各添加１％～２％，相应的胆固醇质量分数为２．２×１０（－３）～３．７８×１０（－３）。

There is an obvious effect that by--products of mussel and vegetable oil promote growthand survive for prawn. The test was carried on about different added amounts in prawn feedstuff and feeding. According to statistics analysis of growth and survival rate, the resultS indicate that just the right added amount of by-products of mussel and vegetable oil is 1 %-2%respectively, this amount is the most economical and efficient and vegetable oil can assist mussel assimilated and utilized.