. Circular. Agriculture -- Massachusetts. Circular No. 30. January 1911. MASSACHUSETTS AGRICULTURAL EXPERIMENT STATION. DEPARTMENT OF PLANT AND ANIMAL > BALANCED RATIONS FOR DAIRY STOCK. By J. B. LINDSEY.' 1. Composition of Cattle Feeds. All cuttlo tVeds, whether in the form of o-rains and their by- products, or as hay, corn silage and straw, are composed of the following groups of substances : — Water. — The several grains and their bj-products contain from 7 to 12 per cent of water; hay and straw, 12 to l(i per cent; field- cured corn stover, o() to 40 ])er cent; and corn sila
. Circular. Agriculture -- Massachusetts. Circular No. 30. January 1911. MASSACHUSETTS AGRICULTURAL EXPERIMENT STATION. DEPARTMENT OF PLANT AND ANIMAL > BALANCED RATIONS FOR DAIRY STOCK. By J. B. LINDSEY.' 1. Composition of Cattle Feeds. All cuttlo tVeds, whether in the form of o-rains and their by- products, or as hay, corn silage and straw, are composed of the following groups of substances : — Water. — The several grains and their bj-products contain from 7 to 12 per cent of water; hay and straw, 12 to l(i per cent; field- cured corn stover, o() to 40 ])er cent; and corn silage, 76 to 80 per cent. Ash represents the mineral ingi'edients, and constitutes the ashes after the feed is burned. These ashes consist of lime, potash, soda, magnesia, iron, phosphoric and sulfuric acids. Protein is a collective name for all of the nitrogenous matter; it corres})onds to the lean meat in the animal, and may be termed " vegetable ; It has the same elementary composition as animal flesh, ^^"hen fed to animals as a component of the various feed stuffs, it serves as the exclusive source of flesh as well as a source of heat or energy and fat. Crude fiber or cellulose is the coarse or woody part of the plant. It may l)e called the jilant's framework. It is a source of heat or energ}' and fat. 1 In co-operation with the State Board of Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Massachusetts Agricultural Experiment Station; Massachusetts Agricultural Experiment Station. Special circular. Amherst
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