High tryptophan soybean meal, an animal feed, aquaculture feed or fermentation feed source comprising the same, a soybean protein concentrate prepared therefrom and a method for the preparation thereof

摘要

The present invention is directed to a soybean meal with high tryptophan content and its method of manufacture. The high tryptophan content soybean meal is to be used as an ingredient in animal feeding operations. Also provided are products from the further processing of the soybean meal.