Manual of Agriculture for the Southern United States
Manual of Agriculture for the Southern United States
E G Wall
The book Manual of Agriculture for the Southern United States was written by author E G Wall Here you can read free online of Manual of Agriculture for the Southern United States book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Manual of Agriculture for the Southern United States a good or bad book?
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It enters into the composition of almost everything we use around us. It constitutes eight-ninths the weight of water, and nearly one-fifth of the air. It is an abundant clement in rocks and soil, and in nearly all vegetable and animal substances. The presence of oxygon in the air is necessary to support combustion, and, also, to sustain life. A mixture of oxygen 21 part?, and nitrogen 79 parts, is the air wo breathe. Its action upon the soil is very beneficial, and will be noticed more fully h...ereafter. Hydrogen (Symbol II ; combining weight 1). The name of this gas is derived from two Greek words signifying "generator of water, ' 7 because with oxygen it forms w r ater, H, IxO, 8 or 1 part hydrogen and 8 parts oxygen forms water, = 9. The union of hydrogen and nitrogen forms ammonia, one of the most active fertilizers known to agriculture. Carbon (Symbol C ; combining weight 6). Carbon is a very important element in nature. It constitutes the greater part of both plants and -inimals.
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