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Estimation of L-threonine requirements for Longyan laying ducks
Laying Duck Requirement Threonine
2017/3/8
A study was conducted to test six threonine (Thr) levels (0.39%, 0.44%, 0.49%, 0.54%, 0.59%, and 0.64%) to estimate the optimal dietary Thr requirements for Longyan laying ducks from 17 to 45 wk of ag...
Effects of dietary threonine on growth performance and carcass traits of Yangzhou geese
threonine geese growth performance carcass traits
2015/6/8
A dose-response experiment with 5 total dietary threonine (Thr) levels (0.54, 0.64, 0.74, 0.84 and 0.94%) was conducted to study the effect of dietary Thr on growth performance and carcass traits of Y...
Effects of different dietary threonine levels on growth and slaughter performance in finishing pigs
threonine pigs urea goblet cell requirement
2015/6/4
The objective of this study was to determine the threonine (Thr) requirement of a modern crossbred growing pig from Austria in the finisher stage (67 to 113 kg body weight). For on average 50 days, 30...
Influence of various lysine and threonine levels in feed mixtures for lactating sows on milk quality and piglet growth
amino acids lysine threonine crude protein lactating sow milk piglet growth
2015/6/2
The quality of produced milk and piglet growth were investigated in three groups of lactating Large White sows fed three mixtures containing different levels of lysine, threonine and crude protein. Pi...
Evaluation of Optimum Dietary Threonine Requirement by Plasma Free Threonine and Ammonia Concentrations in Surgically Modified Rainbow Trout, Oncorhynchus mykiss
Rainbow Trout Threonine Plasma Dorsal Aorta Cannulation
2016/5/18
This study was carried out to evaluate the dietary threonine requirement by measuring the plasma free threonine and ammonia concentrations in rainbow trout, Oncorhynchus mykiss after dorsal aorta cann...
Estimation of the Optimal Ratio of Standardized Ileal Digestible Threonine to Lysine for Finishing Barrows Fed Low Crude Protein Diets
Threonine to Lysine Ratio Standardized Ileal Digestible Performance Low Crude Protein Pigs
2016/5/12
Two experiments were conducted to determine the standardized ileal digestible (SID) lysine (Lys) requirement and the ideal SID threonine (Thr) to Lys ratio for finishing barrows. In Exp. 1, 120 barrow...
The Limiting Sequence and Proper Ratio of Lysine, Methionine and Threonine for Calves Fed Milk Replacers Containing Soy Protein*
Limiting Amino Acid Milk Replacers Calf Soy Protein
2016/5/9
The limiting sequence and relative ratio of lysine (Lys), methionine (Met), and threonine (Thr) for calves about 2 mo of age fed milk replacers (MR) containing soy protein are not clearly defined. The...
Growth Responses of Broiler Chicks to Different Levels of Threonine and Tryptophan in Chemically-Defined Diets
broiler chick ideal protein threonine tryptophan
2009/7/30
In Experiment 1 three semi-purified diets were formulated using isolated soy protein and crystalline amino acids (AA) to contain three profiles of essential amino acids (EAA) based on NRC (1994; Diet ...
Growth,Nutrient Utilization and Threonine Requirement of Growing Chicken Fed Threonine Limiting Diets with Commercial Blends of Phytogenic Feed Additives
growing chicken N-balance N-utilization phytogenic feed additives threonine requirement
2009/7/30
The effects of two phytogenic feed additives (PFA) on growth performance, carcass parameters, nutrient utilization, and efficiency of dietary threonine utilization were investigated in male growing ch...
Threonine Requirement of the Grower Turkey Tom
grower turkey performance plasma amino acid threonine requirement
2009/7/30
Two experiments were conducted to determine threonine requirement for maximum performance and breast and drumstick major muscle relative weights of turkey toms raised from 8-10wk and 11-13wk of age. A...
Effects of Supplementary Threonine, Canola Oil or Enzyme on Nutrient Digestibility, Performance and Carcass Traits of Growing-finishing Pigs Fed Diets Containing Wheat Distillers Grains with Solubles
Pigs Digestibility Performance Carcass Wheat Distillers Grains with Solubles
2016/5/3
This trial was conducted to determine the effects of various feed additives on nutrient digestibility, performance and carcass traits of growing-finishing pigs fed diets containing wheat distiller’s g...