1) nitrogen retention rate
氮存留率
1.
A nitrogen balance trial for Taihe silky fowl was conducted to study the effects of dietary methionine levels on nitrogen retention rate.
采用氮平衡试验研究了 5个不同蛋氨酸水平对生长期泰和乌骨鸡 (4、8、12周龄 )氮存留率。
2.
360 AA poult were selected to study effect of crust protein hydrolysats on growth of broilers and nitrogen retention rate, adopt single factor repeat test design.
研究甲壳素水解蛋白对肉仔鸡生长发育和氮存留率的影响,选取初生AA雏鸡360只,采用单因子重复试验设计,甲壳素水解蛋白添加水平分别为0,1％,2％,3％。
3.
Three nitrogen balance tests were conducted with 180 female Shaoxing ducklings or growing ducks during 0~ 4 wk, 5 ~ 12 wk and 13 ~ 18 wk of age respectively to investigate the effects of 9 isocaloric diets in different crude protein (CP) series on the nitrogen retention rate (NRR).
选用１８０羽母绍鸭雏鸭或生长鸭，分别在０～４，５～１２，１３～１８周龄阶段进行了３次氮平衡试 验，研究了９个不同粗蛋白（ＣＰ）系列的等能伺粮对绍鸭生长期氮存留率（ＮＲＲ）的影响。
2) rate of apparent nitrogen reserve
表观氮存留率
3) Apparent nitrogen retention
氮表观存留率
5) Seretaining percentage
硒存留率
1.
Effect of methionine selenium on growth performance, carcass composition and Seretaining percentage in Lingnan yellow broilers;
蛋氨酸硒对岭南黄肉鸡生长性能、胴体特性和硒存留率的影响
6) zinccretention
锌存留率
补充资料：存留
1.保留;保存;留下。 2.清代地方政府所征税粮中，留下供本地开支的部分。 3.泛指商家积存的货﹑款。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条