TY - JOUR AN - 000061229 PY - 1973/01/01 TI - Different proportions of fat (groundnut oil) in diets for growing and finishing pigs in relation to crude protein content. 1. Effect on digestibility of energy and nitrogen constituents and on retention of nitrogen JO - Annales de Zootechnie VL - 22 IS - 2 SP - 167 EP - 184 UR - https://eurekamag.com/research/000/061/000061229.php ER -