22.3 Animal Production / 동물 생산
22.3; 1.3.11 . . . . . . . . Animal Husbandry / 축산업
22.3; 15.1 . . . . . . . . . Biotechnology - Animals / 생명공학- 동물
22.3; 1.3.11; 9.1 . . . . Bovine Spongiform Encephalopathy (BSE) / 광우병 (mad cow disease) - <수의학>
22.3; 1.3.11; 9.1 . . . . BSE (Bovine Spongiform Encephalopathy) / 광우병
22.3; 1.3.11 . . . . . . . . Farm Animals / 농장가축
22.3; 1.3.11 (5.3) . . . . Mad Cow Disease 광우병
22.3; 1.3.11 . . . . . . . . Production of Animals 동물 생산