Unfortunately, the digestibility of the American plant has not been tested.
"Studies of American Fungi. Mushrooms, Edible, Poisonous, etc."
George Francis Atkinson
The inorganic feeds include salt to increase palatability and digestibility of the ration; lime, to aid in building bone and body tissue as well as to furnish the shell material; bone ash, especially for growing chicks, and water in liberal amounts supplied by a fountain as well as from succulent green foods.
"A Living from the Land"
William B. Duryee
It has been proved that goat's milk is especially valuable for children and invalids and exceeds cow's milk in ease of digestibility.
"A Living from the Land"
William B. Duryee