Nature, Volume 101Sir Norman Lockyer Macmillan Journals Limited, 1918 |
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Página 108
... ammonia , as well as of phosphatic manures . Much ammonia is at present absorbed in the production of nitrate of ammonia , which is needed in the manufacture of munitions . But this ammonia will be liberated after the war , and will ...
... ammonia , as well as of phosphatic manures . Much ammonia is at present absorbed in the production of nitrate of ammonia , which is needed in the manufacture of munitions . But this ammonia will be liberated after the war , and will ...
Página 188
... ammonia synthesis , as revealed in the patents of the German industrial concerns , into a commercially practicable process . This has involved two years of unremitting laboratory research , during which period numerous departmental ...
... ammonia synthesis , as revealed in the patents of the German industrial concerns , into a commercially practicable process . This has involved two years of unremitting laboratory research , during which period numerous departmental ...
Página 229
... ammonia and the experts in fertiliser values a decision should readily be reached as to the efficacy of carbonaceous ammonia compounds and derivatives , and consequently as to the best course of procedure in regard to hydrogen ...
... ammonia and the experts in fertiliser values a decision should readily be reached as to the efficacy of carbonaceous ammonia compounds and derivatives , and consequently as to the best course of procedure in regard to hydrogen ...
Índice
Smith Sir Swire 49 The Ethnological Affinities of the Natives of H Bal | 8 |
Geography Practical Essentials of B C Wallis 364 in the F J W Whipple 359 in France Rainfall | 10 |
Whiting Dr A L Soil Biology 61 Nova in Monoceros 52 A Star with a Nova Spectrum | 12 |
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A. C. D. Crommelin acid æther Agriculture Alfred Keogh ammonia appears applied April Astronomical birds British Cape Royds cent chemical chemistry College Committee considerable Council David Prain dealing Department described direction discussion disease effect electric engineering experiments fact give given Government important increase industry Institute interesting investigation issued J. J. Thomson Journal June laboratory larvæ lecture light London magnetic manufacture March matter measure ment metal Meteorological method metric metric system mineral Museum National National Physical Laboratory natural Nosema apis observations Observatory obtained organisation paper Paul Painlevé perihelion period photographs physical plants practical present Price problems production Prof published recent regard Royal Society schools scientific species star supply technical temperature theory tion treatment United United Kingdom University various velocity