Draining for Profit: And Draining for HealthOrange Judd Company, 1890 - 252 páginas |
Dentro del libro
Resultados 1-5 de 26
Página 7
... spaces between the particles of soil are filled with water , ( whether from rain or from springs , ) within less than four feet of the surface of the ground , except during and immediately after heavy rains , require draining . Of ...
... spaces between the particles of soil are filled with water , ( whether from rain or from springs , ) within less than four feet of the surface of the ground , except during and immediately after heavy rains , require draining . Of ...
Página 8
... spaces between the chips will be drawn off , and its place will be taken by air , while the chips themselves will remain wet from the water which they hold by absorption . A drain at the bottom of a wet field draws away the water from ...
... spaces between the chips will be drawn off , and its place will be taken by air , while the chips themselves will remain wet from the water which they hold by absorption . A drain at the bottom of a wet field draws away the water from ...
Página 15
... spaces be- tween the particles should be filled with air . Heavy soils which require drainage are not in this ... space , which it is desired to devote only to the reasons for , and the practice of , thorough - draining . To one ...
... spaces be- tween the particles should be filled with air . Heavy soils which require drainage are not in this ... space , which it is desired to devote only to the reasons for , and the practice of , thorough - draining . To one ...
Página 22
... , — is within a few inches of the surface , preventing the natural descent of roots , and , by reason of the small space to re- ceive fresh rains , causing an interruption of work for 23 DRAINING FOR PROFIT AND HEALTH . 22.
... , — is within a few inches of the surface , preventing the natural descent of roots , and , by reason of the small space to re- ceive fresh rains , causing an interruption of work for 23 DRAINING FOR PROFIT AND HEALTH . 22.
Página 23
... spaces between the particles of all of the soil above it filled with air instead of water . The water below the drains ... space enough to receive a rain - fall one inch in depth , and , by the same token , four feet of drained soil can ...
... spaces between the particles of all of the soil above it filled with air instead of water . The water below the drains ... space enough to receive a rain - fall one inch in depth , and , by the same token , four feet of drained soil can ...
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