... newborn pig,covering pig,poultry,shrimp,eel and so L-Threonine(Feed Grade)SPECS:Loss on drying: 1.0 ... distribution: 20-50 Mesh 70% minUsage: As amino acid for forge,threonine is widely added in the forage ... nutritive value of forage raw materials which have low amino acid digestibility; --Apply to the production low-protein forage; ... is kept low in animal shed. Feed grade L-Threonine,l-lysine,amino acid