美利体育登录入口官网:BS EN 16967:2017 动物饲料:取样和分析方法 猫狗饲料材料和复合饲料(宠物食品)(包括减肥食品)中代谢能的预测方程
Animal feeding stuffs: Methods of sampling and analysis. Predictive equations for metabolizable energy in feed materials and compound feed (pet food) for cats and dogs including dietetic food