This section is from the book "The Stable Book: Being A Treatise On The Management Of Horses", by John Stewart. Also available from Amazon: The Stable Book.
Maize, or Indian-Corn, is much used as a horse-food in America, and in various parts of Europe. Cobbett recommended its introduction, and among its other uses, spoke of horse-feeding. I do not know that it has been tried sufficiently to determine whether it might be used with advantage during a scarcity of other grain. Probably it ought to be boiled and mixed with chaff, but horses eat it greedily when raw. Bracy Clarke says it is apt to clog the stomach and affect the feet in such a singular way, that the hoofs frequently fall off when the horse is on a journey. He alludes to founder, but seems ignorant that any kind of grain, when improperly given will produce the same effect. Maize does it more readily [perhaps on account of its greater amount of carbon or the fat-forming principle].
 
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