Fecha de publicación: 25/11/2022 Fuente: WIPO Meat FIELD: agriculture; animal husbandry.
SUBSTANCE: use of an aspartic acid derivative having a structure represented by the formula (I) or its racemate, stereoisomer, geometrical isomer, tautomer, solvate, or feed-acceptable salt is disclosed,



where R1 is -H; R2 is R2aC(=0)-; R2a is (A)(B)N-(CH2)0-5-, A and B are -H, and Y and X are independently selected from C1-C4 alkyl or -H. The invention is used for preparation of a feed additive and feeds for agricultural animals for increasing productivity.
EFFECT: use of an aspartic acid derivative or its racemate, stereoisomer, geometrical isomer, tautomer, solvate, or feed-acceptable salt provides an increase in feed digestion, increase in weight gain in an animal, improvement of meat quality.
10 cl, 8 tbl, 6 ex