In order to study the effects of rare-earth elements on the growth of domestic fowls, Chongren Ma chickens have been raised with rare-earth additives.

There were lots of domestic fowls and livestock and wild animals poisoning incidents caused by ANTX-A.

As for food consumption, grain consumption has decreased, and that of aquatic products, meat, domestic fowls, eggs, milk and other foodstuffs related to domestic animals has increased substantially.