|Ethnoveterinary Medicine in Asia - Poultry (IIRR, 1994, 40 p.)|
Drop in egg production.
Eggs have thin shells and break easily.
· Grind 20 pieces of blackboard chalk or limestone into powder. Add 1 teaspoon of salt. Add to 10 kg of dry feed. Feed for 10 days. This is enough for 10 birds. (Cambodia. 1, 2, 3, 4)
· Mix half a fistful of any of the following with the feed (this is enough for 10 adult chickens).
Oyster shell flakes
Fish or shrimp meal