Widiastuti, Lusia, Purnama Santosa, Siswanto Siswanto, and Madi Hartono. “UJI EFEKTIVITAS Echinacea Purpurea (Radix) SEBAGAI IMUNOMODULATOR TERHADAP TITER ANTIBODI AVIAN INFLUENZA (AI) DAN NEWCASTLE DISEASE (ND) PADA BROILER JANTAN”. Jurnal Riset dan Inovasi Peternakan (Journal of Research and Innovation of Animals) 6, no. 2 (May 1, 2022): 118-122. Accessed January 18, 2025. http://jrip.fp.unila.ac.id/index.php/JRIP/article/view/258.