Estradiol Concentration and Estrous Behaviour in Tropical Heifers Supplemented with Undegradable Protein

Novia Dimar Dwitarizki, Ismaya, Budi Prasetyo Widyobroto, Sigit Bintara and Tety Hartatik

Journal of Animal and Veterinary Advances 16 ( 1 ): 24 - 31 , 2017