Draining for Profit: And Draining for HealthOrange Judd Company, 1890 - 252 páginas |
Dentro del libro
Resultados 1-5 de 63
Página 3
... whole subject , and has endeavored to emphasize the necessity for the utmost thoroughness in all draining operations , from the first staking of the lines to the final filling - in of the ditches . That it is sometimes necessary ...
... whole subject , and has endeavored to emphasize the necessity for the utmost thoroughness in all draining operations , from the first staking of the lines to the final filling - in of the ditches . That it is sometimes necessary ...
Página 8
... whole range of sands , gravels , light loams and moulds allow water to pass freely through them , and are sufficiently drained by nature , provided , they are as open at the bottom as throughout the mass . A sieve filled with gravel ...
... whole range of sands , gravels , light loams and moulds allow water to pass freely through them , and are sufficiently drained by nature , provided , they are as open at the bottom as throughout the mass . A sieve filled with gravel ...
Página 9
... whole of its surface , a constant appearance of dampness , indicating that , as fast as water is dried out from its upper parts , more is forced up from below , so that after a rain it is much longer than other lands in assuming the ...
... whole of its surface , a constant appearance of dampness , indicating that , as fast as water is dried out from its upper parts , more is forced up from below , so that after a rain it is much longer than other lands in assuming the ...
Página 13
... whole will of course " be filled with air . If in " this condition a seed be 66 66 placed in the soil , at a , you at once perceive that 66 66 Fig . 2. - A WET SOIL . it is freely supplied with air , but there is no moisture ...
... whole will of course " be filled with air . If in " this condition a seed be 66 66 placed in the soil , at a , you at once perceive that 66 66 Fig . 2. - A WET SOIL . it is freely supplied with air , but there is no moisture ...
Página 15
... whole period of vegetable growth . The soil , to the entire depth occupied by roots , which , with most cultivated plants is , in drained land , two or three feet , sometimes even more , should be maintained , as nearly as possible , in ...
... whole period of vegetable growth . The soil , to the entire depth occupied by roots , which , with most cultivated plants is , in drained land , two or three feet , sometimes even more , should be maintained , as nearly as possible , in ...
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