JUMAKULOVA GUZAL SAYFIDDIN KIZI; BOYMURODOVA NILUFAR SHAVKATJONOVNA. EFFECT OF BIOSTIMULANT PREPARATIONS ON GROWTH PERFORMANCE OF CALVES. RUSSIA- SCIENTIFIC REVIEW OF THE PROBLEMS AND PROSPECTS OF MODERN SCIENCE AND EDUCATION, [S. l.], v. 1, n. 15, p. 78–80, 2026. Disponível em: https://e-conferences.org/index.php/rus/article/view/1005. Acesso em: 28 may. 2026.