Recently protein feeds for animals have been developed by growing yeast in a petroleum based stock.
最近已经研制出一种动物食用的蛋白质饲料，它是用石油作为基本原料加上酵母而制成的。
It is very important and necessary to develop resources of protein feeds because of shortage of fish meal and protein feeds in the world.
世界鱼粉供不应求，蛋白饲料日趋短缺，开发蛋白饲料资源势在必行。
It is a world difficult problem that the protein feed is insufficient, so developing compound protein feeds is one of the effective ways to solving this problem.
蛋白质饲料不足是世界性难题，研制复合蛋白饲料是解决这一问题的有效途径之一。
In return, the acacia feeds the ants a protein from its leaflets and nectar from its stalk.
作为回报，洋槐树的叶片会分泌一种蛋白质，连同它的主茎分泌的香甜汁液一起供蚂蚁食用。
We asked those farmers whose feeds we had found contained high levels of GM soya, if they would also provide samples of their milk or eggs for testing for the presence of GM DNA or GM protein.
我们向应用我们发现含有高水平转基因大豆饲料的那些农民提出，他们能否向我们提供他们的牛奶或鸡蛋样品供我们检测是否存在转基因基因或转基因蛋白质。
Protein in feeds and lean tissue is composed of amino acids.
饲料和瘦肉组织中的蛋白质均由氨基酸组成。
The fish meal mainly uses in the domesticated fowl, the pig, the fish and some superficial knowledge animal fodder, these feeds need to include the high grade protein.
鱼粉主要用于家禽、猪、鱼和一些皮毛动物饲料，这些饲料需要含有高质量的蛋白质。
Experiment 1 was designed to study the effect of protein levels in starter feeds on growth performance, digestive physiology and rumen development in weaned calves.
具体分以下两个部分：试验一开食料中粗蛋白质水平对犊牛生长、消化及瘤胃发育的影响。
Study on the Digestibility of Protein of Feeds with Enzyme by a Pepsin-Pancreatin in Vitro Method;
以活化丝素为载体，采用共价交联法固定木瓜蛋白酶，研究了丝素固定化木瓜蛋白酶的酶学性质。
Study on the Digestibility of Protein of Feeds with Enzyme by a Pepsin-Pancreatin in Vitro Method;
以活化丝素为载体，采用共价交联法固定木瓜蛋白酶，研究了丝素固定化木瓜蛋白酶的酶学性质。
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