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Bulletin of the College of Agriculture Volume 1, Nos. 1-5 (Paperback) Loot Price: R331 Discovery Miles 3 310
Bulletin of the College of Agriculture Volume 1, Nos. 1-5 (Paperback): T. Ky Daigaku N. Gakubu
Bulletin of the College of Agriculture Volume 1, Nos. 1-5 (Paperback): T. Ky Daigaku N. Gakubu

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Bulletin of the College of Agriculture Volume 1, Nos. 1-5 (Paperback)

T. Ky Daigaku N. Gakubu

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Loot Price R331 Discovery Miles 3 310

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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1887 Excerpt: ...of phosphoric acid and potash. On the Valuation of Japanese Fertilizers. By Dr. O. Kellner. The concentrated fertilizers, chilisaltpeter, sulphate of ammonia, Peruvian guano, superphosphates, Thomas phosphate, potash salts, etc., are still almost entirely unknown to Japanese farmers. The first attempt to manufacture superphosphate in the country itself has only just been made, and the products placed on the market are still too expensive and of inferior quality. Instead of introducing such kinds of these fertilizers as would convince the farmers of their great efficacy and establish a demand for artificial manures, the importation of raw phosphates and the manufacture of superphosphates was at once commenced, and products were thrown on the market, which have a very doubtful value, and are, of course, too expensive, since the transport of a rock of 24 % of total phosphoric acid from Europe or America to Japan costs about twice as much as the import of a concentrated superphosphate of 40-50 % of soluble phosphoric acid. If artificial manures of low fertilizing power continue to be recommended to the farmers, just the opposite of what is aimed at will be arrived at; people will refuse to purchase a second time manures entirely new to them, unless they really find them profitable when trying them for the first time. At present, the only trade in fertilizers, worth speaking of, is that in dried fish, various kinds of brans, oilcakes, wood and straw ash, lime, and night-soil, so far as the latter is transported by associations of professional scavengers from cities into the country, where the manure is sold, or so far as it is directly purchased or exchanged against vegetables, wood, etc. by the farmer, who carts it home himself. The prices paid to the citizens ...


Imprint: Rarebooksclub.com
Country of origin: United States
Release date: March 2012
First published: March 2012
Authors: T. Ky Daigaku N. Gakubu
Dimensions: 246 x 189 x 2mm (L x W x T)
Format: Paperback - Trade
Pages: 42
ISBN-13: 978-1-130-93396-3
Barcode: 9781130933963
Categories: Books
LSN: 1-130-93396-2

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