& et al., Alkudsi. “USING DIFFERENT PERCENT FROM CONCENTRATE AND ROUGHAGE IN FATTNING HOLSTEIN FRISIAN CALVE”. IRAQI JOURNAL OF AGRICULTURAL SCIENCES 47, no. 5 (October 31, 2016). Accessed May 6, 2024. https://jcoagri.uobaghdad.edu.iq/index.php/intro/article/view/509.