Chemical field lectures, a familiar exposition of the chemistry of agriculture. Transl. Ed., with notes, by A. Henfrey |
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Page 28
... weathering , which plays the same part in the preparation of the inorganic nutriment of plants , that putrefaction and decay perform in the elabora- tion of the organic . Chemical forces , sustained by air and water , warmth and cold ...
... weathering , which plays the same part in the preparation of the inorganic nutriment of plants , that putrefaction and decay perform in the elabora- tion of the organic . Chemical forces , sustained by air and water , warmth and cold ...
Page 32
... weathering of its mineral and the decay of its organic constituents are promoted . Deep and subsoil plough- ing , trenching , & c . , effect the same beneficial changes in the deeper portions , as well as an intermingling of the ...
... weathering of its mineral and the decay of its organic constituents are promoted . Deep and subsoil plough- ing , trenching , & c . , effect the same beneficial changes in the deeper portions , as well as an intermingling of the ...
Page 41
... weathering , of which the plants have the benefit . Spreading the fields over with burnt lime causes an increased produc- tion of potash , since lime possesses the power of decomposing rocks or stones containing potash , and almost ...
... weathering , of which the plants have the benefit . Spreading the fields over with burnt lime causes an increased produc- tion of potash , since lime possesses the power of decomposing rocks or stones containing potash , and almost ...
Page 43
... weathering , which liquefies from year to year a portion of this earth . The solid excrements of ani- mals are particularly rich in silica . The same applies also to the remaining constituents of manure not yet named , especially to ...
... weathering , which liquefies from year to year a portion of this earth . The solid excrements of ani- mals are particularly rich in silica . The same applies also to the remaining constituents of manure not yet named , especially to ...
Page 194
... the disposal of the plants , by exciting a more rapid decay of the humus in the soil ; in a fourth case , by hastening the weathering of the mineral substances , & c . To these must be added : 4. That even in 194 LIME AND MARL .
... the disposal of the plants , by exciting a more rapid decay of the humus in the soil ; in a fourth case , by hastening the weathering of the mineral substances , & c . To these must be added : 4. That even in 194 LIME AND MARL .
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Chemical Field Lectures, a Familiar Exposition of the Chemistry of ... Julius Adolph Stockhardt No preview available - 2016 |
Common terms and phrases
absorb abundant acre agriculture alkaline ammonia ammoniacal salts animal applied ashes atmosphere become bone-dust bones bushels carbonate of lime carbonic acid cent chemical chemistry cloth gilt clover coloured common salt complete composition compost constituents contain crops cultivation decay decomposed decomposition dissolved drainings earth Edition effect English Engravings especially excrements experiments farmer favourable fcap fermentation fertilizing folio Frontispiece gilt cloth gilt edges grain greater growth of plants guano gypsum half-bound heat hence humous humus illustrated increase ingredients kinds land latter less magnesia manure marl mineral substances moisture morocco nature nitric acid nitrogen nure obtained oil-cake oxygen phosphate phosphate of lime phosphoric acid Plates pub Portrait potash practical produced proportion putrefaction quantity quick lime refuse render rich roots saltpetre Saxony seed silica soda soil solid soluble stable-manure straw sulphate sulphuric acid superphosphate tion urine vegetable volatile vols weathering wood Woodcuts دو
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