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Ideal Protein – The Seminal North American Work

The Agricultural Research Council (ARC, 1981) first estimated ideal amino acid (AA) ratios for growing pigs based on pig carcass AA composition despite turnover of each and individual amino acids…

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Soybean Meal and Nile Tilapia – August 2018

…(Oreochromis niloticus) to determine the effect of replacing fishmeal with soybean meal and methionine on growth, nutrient utilization, hematology, and plasma biochemistry. Four experimental diets (40% crude protein) were formulated,…

Soybean Meal Replacement of Fish Meal – February 2016

…replacements. Each soy protein source was replicated in diets with and without supplemental lysine + methionine. BP diets consistently performed better than SPC diets. Extrusion pretreatment led to improved consumption…

U.S. Soybean Quality Report – January 2015

…most limiting amino acids (cysteine, lysine, methionine, threonine, and tryptophan). Regional differences alone did not appear to explain amino acid concentration differences in the samples. Rather, the researchers found amino…

U. S. Soybean Quality Report-2018

…the other essential amino acids (cysteine, lysine, methionine, threonine, tryptophan, isoleucine and valine) measured. The amino acid balance and quantity of essential amino acids are critical to optimum animal/bird performance….