Draining for Profit: And Draining for HealthOrange Judd Company, 1890 - 252 páginas |
Dentro del libro
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Página 7
... condition , more or less clear , according to its circumstances , but always unmistakable to the practiced eye . Sometimes it is the broad banner of standing water , or dark , wet streaks in plowed land , when all should be dry and of ...
... condition , more or less clear , according to its circumstances , but always unmistakable to the practiced eye . Sometimes it is the broad banner of standing water , or dark , wet streaks in plowed land , when all should be dry and of ...
Página 8
... condition of a wet soil . If an opening be made at the bottom of the barrel , the water which fills the spaces between the chips will be drawn off , and its place will be taken by air , while the chips themselves will remain wet from ...
... condition of a wet soil . If an opening be made at the bottom of the barrel , the water which fills the spaces between the chips will be drawn off , and its place will be taken by air , while the chips themselves will remain wet from ...
Página 9
... condition of land as to water , such as trial pits , etc. , should be made , when practicable , during the wet spring weather , or at a time when the springs and brooks are running full . If there be much water in the soil , even at ...
... condition of land as to water , such as trial pits , etc. , should be made , when practicable , during the wet spring weather , or at a time when the springs and brooks are running full . If there be much water in the soil , even at ...
Página 11
... conditions , take place as well in moist saw - dust as in the richest mold . The conditions required are , the exclusion of light ; a certain degree of heat ; and the presence of atmospheric air , and moisture . Any material which ...
... conditions , take place as well in moist saw - dust as in the richest mold . The conditions required are , the exclusion of light ; a certain degree of heat ; and the presence of atmospheric air , and moisture . Any material which ...
Página 12
... conditions of the soil as to moisture , and the effect of these conditions on the germi- nation of seeds . The figures are thus explained by Dr. Madden , from whose lecture they are taken : 66 Soil , examined mechanically , is found to ...
... conditions of the soil as to moisture , and the effect of these conditions on the germi- nation of seeds . The figures are thus explained by Dr. Madden , from whose lecture they are taken : 66 Soil , examined mechanically , is found to ...
Otras ediciones - Ver todas
Draining for Profit, and Draining for Health George E 1833-1898 Waring Sin vista previa disponible - 2015 |
Términos y frases comunes
acre agricultural allow basin bottom brick bushels carried cause cents clay collars commenced condition connection considerable contour lines cost course covered crop cultivation deposit depth discharge diseases distance ditch drainage dyke earth effect Ensilage evaporation fall Farm farmer feet deep fever field fifth column filled flow foot four feet Gisborne grade ground Hackensack River heat heavy rain houses improvement inches joints kiln labor laid land lateral drains laying length less lower main drain malarious manure marsh matters moisture muddy water nearly necessary obstruction operation outlet particles pipes placed plants plow porous practice prevent quantity rain-fall removed result retentive roots salt marsh saturated season sewage sewers shown in Fig side silt silt-basin slope soakage soil spring stakes steepest descent stone subsoil sufficient surface tide tile tile-draining tion typhoid fever undrained upper end whole width