State Key Laboratory of Animal Nutrition College of Animal Science and Technology China Agricultural University Beijing 100193 China;
State Key Laboratory of Animal Nutrition College of Animal Science and Technology China Agricultural University Beijing 100193 China;
State Key Laboratory of Animal Nutrition College of Animal Science and Technology China Agricultural University Beijing 100193 China;
State Key Laboratory of Animal Nutrition College of Animal Science and Technology China Agricultural University Beijing 100193 China;
State Key Laboratory of Animal Nutrition College of Animal Science and Technology China Agricultural University Beijing 100193 China;
Antioxidant capacity; Chlortetracycline; Natural capsicum extract; Performance; Weaned pig;