TY - JOUR JO - Journal of Animal and Feed Sciences J2 - J. Anim. Feed Sci. SN - 1230-1388 VL - 28 IS - 4 PY - 2019 ID - 115966 TI - Contents, Volume 28, No. 1–4, 2019 SP - 401 EP - 403 DA - 2019 UR - http://www.jafs.com.pl/Contents-Volume-28-No-1-4-2019,115966,0,2.html ER -