Draining for Profit: And Draining for HealthOrange Judd Company, 1890 - 252 páginas |
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Página 4
... springs and trees .. 5. - Map with 50 - foot squares and contour lines .. 6. - Levelling instrument .. 66 8. - Map with contour lines .. 9. - Wells ' Clinometer .... 10. - Stone pit to connect spring with drain . 11. - Stone pit and ...
... springs and trees .. 5. - Map with 50 - foot squares and contour lines .. 6. - Levelling instrument .. 66 8. - Map with contour lines .. 9. - Wells ' Clinometer .... 10. - Stone pit to connect spring with drain . 11. - Stone pit and ...
Página 5
... springs and soakage - water injurious . Cracking of stiff clays . Evaporation and filtration . - Rain - fall ... Spring water . - Fall . - Tiles . - Depth and distance apart . - Direction of laterals . - Collars . - Discharge of ...
... springs and soakage - water injurious . Cracking of stiff clays . Evaporation and filtration . - Rain - fall ... Spring water . - Fall . - Tiles . - Depth and distance apart . - Direction of laterals . - Collars . - Discharge of ...
Página 7
... springs , ) within less than four feet of the surface of the ground , except during and immediately after heavy rains , require draining . Of course , the particles of the soil cannot be made drv nor should they be ; but , although they ...
... springs , ) within less than four feet of the surface of the ground , except during and immediately after heavy rains , require draining . Of course , the particles of the soil cannot be made drv nor should they be ; but , although they ...
Página 9
... spring weather , or at a time when the springs and brooks are running full . If there be much water in the soil , even at such times , it needs draining . If the water of heavy rains stands for some time on the surface , or if water ...
... spring weather , or at a time when the springs and brooks are running full . If there be much water in the soil , even at such times , it needs draining . If the water of heavy rains stands for some time on the surface , or if water ...
Página 10
... springs ; or reaches it through , or over , adjacent land . The rain water belongs to the field on which it falls , and ... spring water does not belong to the field , -not a drop of it , and it ought not to be 10 DRAINING FOR PROFIT AND ...
... springs ; or reaches it through , or over , adjacent land . The rain water belongs to the field on which it falls , and ... spring water does not belong to the field , -not a drop of it , and it ought not to be 10 DRAINING FOR PROFIT AND ...
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