|Better Farming Series 08 - Animal Husbandry: Feeding and Care of Animals (FAO - INADES, 1976, 38 p.)|
Animals need vitamins.
Vitamins help in the development of muscles.
Only very small amounts of vitamins are needed.
Vitamins are found chiefly in grass and fruits.
It is good for all animals, even pigs and chickens, to eat a little grass.