Upon Some Properties of Soils Which Have Grown a Cereal Crop And a Leguminous C
Upon Some Properties of Soils Which Have Grown a Cereal Crop And a Leguminous C
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In our eReader you can find the full English version of the book. Read Upon Some Properties of Soils Which Have Grown a Cereal Crop And a Leguminous C Online - link to read the book on full screen. Our eReader also allows you to upload and read Pdf, Txt, ePub and fb2 books. In the Mini eReder on the page below you can quickly view all pages of the book - Read Book Upon Some Properties of Soils Which Have Grown a Cereal Crop And a Leguminous C
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, they would, if grown upon our wheat field, give results very similar to those we obtain in the growth of wheat ; growing largely increased crops when manured by the same manures, which now increase our wheat crops, and growing continuously without any manure whatever. It has sometimes been suggested that a piece of land which has received no manure for fifty -five years and has grown an average crop of wheat equal to, if not larger than the average crop of the world, must possess some remarka...ble store of fertility ; I propose therefore to imagine what 70 AGRICULTURAL STUDENTS J GAZETTE.
might be the possible history of this field in remote times, what was its original fertility, what it has lost of its fertility, and also what it has lost during its half-century of wheat growing. I do not intend to take any notice of those important ingredients in the soil, phosphoric acid and potash, because they exist in much larger quantities than nitrogen ; and also because we have the evidence that when salts of ammonia have been applied to one of the plots which have received no mineral manure since 1844, the crop has been all along and is at the present time larger than the crops which has been manured every year with minerals only.
What to read after Upon Some Properties of Soils Which Have Grown a Cereal Crop And a Leguminous C?
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To quickly assess the difficulty of the text, read a short excerpt:
, they would, if grown upon our wheat field, give results very similar to those we obtain in the growth of wheat ; growing largely increased crops when manured by the same manures, which now increase our wheat crops, and growing continuously without any manure whatever. It has sometimes been suggested that a piece of land which has received no manure for fifty -five years and has grown an average crop of wheat equal to, if not larger than the average crop of the world, must possess some remarka...ble store of fertility ; I propose therefore to imagine what 70 AGRICULTURAL STUDENTS J GAZETTE.
might be the possible history of this field in remote times, what was its original fertility, what it has lost of its fertility, and also what it has lost during its half-century of wheat growing. I do not intend to take any notice of those important ingredients in the soil, phosphoric acid and potash, because they exist in much larger quantities than nitrogen ; and also because we have the evidence that when salts of ammonia have been applied to one of the plots which have received no mineral manure since 1844, the crop has been all along and is at the present time larger than the crops which has been manured every year with minerals only.
What to read after Upon Some Properties of Soils Which Have Grown a Cereal Crop And a Leguminous C?
You can find similar books in the "Read Also" column, or choose other free books by J B John Bennet Lawes to read onlineMoreLess
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