It is, thus, suggested that the content of Aflatoxin B_1 in mixed diet should be less than 20 ppb while the content of Aflatoxin M_1 in milk should be less than 0.5 ppb.

• 初步提出:混合饲料中AFB_1暂定为20ppb；鲜奶中AFM_1暂定为0.；5ppb。