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 16
... surface of the ground . The perfect plant , therefore , whether it be studied among annuals , or among trees that endure for a century , has analogous organs , destined to fulfil the same functions , to conduce to the same end- the ...
... surface of the ground . The perfect plant , therefore , whether it be studied among annuals , or among trees that endure for a century , has analogous organs , destined to fulfil the same functions , to conduce to the same end- the ...
Side 17
... surface ; and that the power of production of a field which is very much sloped , does not exceed its horizontal projection . With regard to creeping plants , and with reference to meadows , it is clear that this principle is not ...
... surface ; and that the power of production of a field which is very much sloped , does not exceed its horizontal projection . With regard to creeping plants , and with reference to meadows , it is clear that this principle is not ...
Side 19
... surface of its trunk with a mixture of wax and resin . * In gramineous plants , the epidermis is almost entirely formed of silica . The bark of the birch - tree is covered with a pellicle of an unctuous nature , capable under the agency ...
... surface of its trunk with a mixture of wax and resin . * In gramineous plants , the epidermis is almost entirely formed of silica . The bark of the birch - tree is covered with a pellicle of an unctuous nature , capable under the agency ...
Side 21
... surface of leaves is a matter which is something of the nature of wax or resin . The epidermis which covers the lower surface is formed in most cases of a very thin , rough membrane , full of cavities and frequently cov- ered with hairs ...
... surface of leaves is a matter which is something of the nature of wax or resin . The epidermis which covers the lower surface is formed in most cases of a very thin , rough membrane , full of cavities and frequently cov- ered with hairs ...
Side 23
... surface of the bath to the extent of eight inches . In the beginning of April , Hales cut off a vine stem at the distance of thirty - three inches from the ground . The stem had no lateral branches , and its cut surface , which was ...
... surface of the bath to the extent of eight inches . In the beginning of April , Hales cut off a vine stem at the distance of thirty - three inches from the ground . The stem had no lateral branches , and its cut surface , which was ...
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