Rural Economy, in Its Relations with Chemistry, Physics, and Meteorology: Or, Chemistry Applied to AgricultureScholarly Publishing Office, University of Michigan Library, 1850 - 532 sider |
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Side 14
... periods of its existence . In most cases , the cotyledons are formed of two lobes which sepa- rate during the act of ... period their germinative power ; there are others , on the contrary , which lose it very speedily . From various ...
... periods of its existence . In most cases , the cotyledons are formed of two lobes which sepa- rate during the act of ... period their germinative power ; there are others , on the contrary , which lose it very speedily . From various ...
Side 15
... period , flowers appear ; and these are succeeded by fruit , the final term of which is the maturity of the seed . The phenomena of vegetation then cease . The whole of the organs of annual plants now wither and die ; the work of ...
... period , flowers appear ; and these are succeeded by fruit , the final term of which is the maturity of the seed . The phenomena of vegetation then cease . The whole of the organs of annual plants now wither and die ; the work of ...
Side 21
... period of this decrease shows itself at about the age of thirty years , although this tree continues to bear for nearly a century . † The leaves , the forms of which are so various , present however the greatest analogy in their ...
... period of this decrease shows itself at about the age of thirty years , although this tree continues to bear for nearly a century . † The leaves , the forms of which are so various , present however the greatest analogy in their ...
Side 22
... period of fecundation acquire the property of motion , so as to facilitate this grand act . The stamens , for example , are seen in certain plants to approach the stigma , to deposite their pollen on it , and then to withdraw . It ...
... period of fecundation acquire the property of motion , so as to facilitate this grand act . The stamens , for example , are seen in certain plants to approach the stigma , to deposite their pollen on it , and then to withdraw . It ...
Side 29
... period of the germination of the trefoil to have been conducted in a close vessel , the volume of atmospheric air would have been increased ; because 1 volume of carbonic oxide + volume of oxygen - 1 volume of carbonic acid gas . It is ...
... period of the germination of the trefoil to have been conducted in a close vessel , the volume of atmospheric air would have been increased ; because 1 volume of carbonic oxide + volume of oxygen - 1 volume of carbonic acid gas . It is ...
Vanlige uttrykk og setninger
acre advantage agriculture albumen alkaline Alsace alumina ammonia analysis animals appears arable ascertained ashes atmosphere azote azotized principles Bechelbronn beet bushels calcareous carbonate of lime carbonic acid cattle cent clay clover color composition contains course crops cultivation decomposition Ditto dried dung dwts earth effect elements employed excrements experiments fact Fahr fattening fatty matter favorable fecula feet fermentation fertility forage formed gluten grain ground gypsed gypsum heat horse humus Hydrogen indigo influence Jerusalem artichoke kind land leaves lime magnesia maize manure marl milk mineral moist moisture oats observations obtained oil-cake organic matter oxide oxygen Payen phosphate phosphoric acid plants potash potatoes produce proportion quantity roots rotation saline sand Saussure Schwertz seed silica soda soil soluble solution starch straw substances sugar sulphate of lime sulphuric sulphuric acid surface tion tissue trees urine vegetable weight wheat wood woody yield