TY - JOUR AN - 007676972 AU - Rook,A.J. AU - Dhanoa,M.S. AU - Gill,M. PY - 1990 TI - Prediction of the voluntary intake of grass silages by beef cattle 2. principal component and ridge regression analyses JO - Animal Production VL - 50 IS - 3 SP - 439 EP - 454 SN - 0003-3561 DO - 10.1017/s000335610000492x UR - https://eurekamag.com/research/007/676/007676972.php ER -