Science in relation to the arts
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C.William Siemens
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Article
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1883
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Elsevier Science
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English
โ 443 KB
The demand for ammonia may be taken as unlimited, on account of its high agricultural value as a manure; and, considering the failing supply of guano and the growing necessity tbr stimulating the fertility of our soil, an increased production of ammonia may be regarded as a matter of national import