Elementary Lessons in the Science of Agricultural Practice |
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Page 36
... ammonia in the atmospheric air . Now it happens that this is a fer- tiliser which is very expensive to purchase - we may say it costs £ 100 for a ton - and yet it exists in the air , so that a very large supply can be gathered from it ...
... ammonia in the atmospheric air . Now it happens that this is a fer- tiliser which is very expensive to purchase - we may say it costs £ 100 for a ton - and yet it exists in the air , so that a very large supply can be gathered from it ...
Page 56
... Ammonia 1.03 1.97 trace ⚫06 trace ⚫06 2.80 1.44 ⚫80 1.50 ... Lime 4:09 trace • 13 .83 1.28 52.33 Magnesia • 13 trace ⚫03 1.02 1.12 ⚫31 Peroxide of Iron 9.04 4:87 3.41 2:00 ⚫64 Protoxide of Iron ⚫35 Protoxide of Manga- 2.86 nese ...
... Ammonia 1.03 1.97 trace ⚫06 trace ⚫06 2.80 1.44 ⚫80 1.50 ... Lime 4:09 trace • 13 .83 1.28 52.33 Magnesia • 13 trace ⚫03 1.02 1.12 ⚫31 Peroxide of Iron 9.04 4:87 3.41 2:00 ⚫64 Protoxide of Iron ⚫35 Protoxide of Manga- 2.86 nese ...
Page 60
... composition of those organic bodies which contain Nitrogen very generally results in the production of Ammonia ; but in some cases the nitrogen takes the form of Nitric Acid , the result being of 60 [ CHAP . XI . THE SCIENCE OF.
... composition of those organic bodies which contain Nitrogen very generally results in the production of Ammonia ; but in some cases the nitrogen takes the form of Nitric Acid , the result being of 60 [ CHAP . XI . THE SCIENCE OF.
Page 107
... matter by the absorption of ammonia from the atmosphere , and by the accumulation of vegetable matter in the soil rich in nitrogenous matter , arising from the successful growth CHAP . XXI . ] 107 AGRICULTURAL PRACTICE .
... matter by the absorption of ammonia from the atmosphere , and by the accumulation of vegetable matter in the soil rich in nitrogenous matter , arising from the successful growth CHAP . XXI . ] 107 AGRICULTURAL PRACTICE .
Page 108
... ammonia in the atmosphere , it was unnecessary to carry to the land such a bulky manure as that pro- duced in our farmyards . The ashes of such manure , it was suggested , were of easier conveyance , and that they contained those ...
... ammonia in the atmosphere , it was unnecessary to carry to the land such a bulky manure as that pro- duced in our farmyards . The ashes of such manure , it was suggested , were of easier conveyance , and that they contained those ...
Contents
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Elementary Lessons in the Science of Agricultural Practice (1881) Henry Tanner No preview available - 2008 |
Common terms and phrases
acre advantages Agricultural Science alumina ammonia animal arising atmosphere become Cambridge carbonic acid chalk CHAPTER character chemical clay climate clover composition contain corn Crown 8vo cultivation decay desirable dormant matter double silicates duty ELEMENTARY TREATISE English Eton College Extra fcap fact farm farm-yard manure farmer favourable feeding fermentation fertilising matter fertility flesh-forming frost Greek green manures growing crop grown growth Hence herbage HISTORY important influence irrigation J. P. MAHAFFY John's College land late Fellow LATIN LESSONS marl materials mechanical condition mineral matter moisture necessary nitrogenous nitrogenous matter numerous Illustrations oats organic matter Owens College phosphate phosphoric acid plant plant-food ploughed portion potash practice preparation produced Professor quantity R. C. JEBB rendered revised rocks roots sand School secure seed silicates soil soluble straw substances success superphosphate supply surface takes place tillage tion Trinity College turnips valuable wheat whilst wurzel
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