... the forage for newborn pig,covering pig,poultry,shrimp,eel and so L-Threonine(Feed Grade)SPECS:Loss on drying: 1.0 ... added in the forage for newborn pig,covering pig,poultry,shrimp,eel and so.It can: --Keep the balance of amino ... and the ammonia concentration is kept low in animal shed. Feed grade L-Threonine,l-lysine,amino acid