Five Acres and Independence: A Handbook for Small Farm Management
Dover Publications, 1973 - 397 Seiten
Everyone who has ever dreamed of getting back to the soil will derive from Maurice Grenville Kains' practical and easy-to-understand discussions a more complete view of what small-scale farming means. Countless readers of Five Acres and Independence have come away with specific projects to begin and moved closer to the fulfillment of their dreams of independence on a small farm.
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In the presence of sunlight and when supplied with water, plants are able to get
all their necessary plant food except nitrogen from the air and the soil. But without
nitrogen they can neither grow nor even live. Growth, repair and reproduction ...
Plants used for green manures are of two classes: Nitrogen gatherers, those that
work over atmospheric nitrogen from the air in the soil; and nitrogen consumers,
those that cannot perform this function but use what nitrogenous compounds are
Hence the larger the percentage of nitrogen in the plants buried the greater will
be the quantity of nitrates. Hence also the high value of legumes—clovers,
vetches, etc. Conversely, when the content of nitrogen is low (as in rye) the
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Five Acres and Independence: A Practical Guide to the Selection and ...
Maurice Grenville Kains
Eingeschränkte Leseprobe - 1973