Draining for Profit: And Draining for HealthOrange Judd Company, 1890 - 252 páginas |
Dentro del libro
Resultados 1-5 de 64
Página 3
... necessary , because of limited means , or limited time , or for other good reasons , to drain partially or imperfectly , or with a view only to temporary results , is freely acknowledged . In these cases the occasion for less ...
... necessary , because of limited means , or limited time , or for other good reasons , to drain partially or imperfectly , or with a view only to temporary results , is freely acknowledged . In these cases the occasion for less ...
Página 8
... necessary to a healthy condition of the soil . There are vast areas of land in this country which do not need draining . The whole range of sands , gravels , light loams and moulds allow water to pass freely through them , and are ...
... necessary to a healthy condition of the soil . There are vast areas of land in this country which do not need draining . The whole range of sands , gravels , light loams and moulds allow water to pass freely through them , and are ...
Página 14
... necessary substance ; and , owing " to this , germination does take place , although by no 66 means under such advantageous circumstances as it would 66 were the soil in a better condition . 66 " We pass on now to Fig . 3 . Here we find ...
... necessary substance ; and , owing " to this , germination does take place , although by no 66 means under such advantageous circumstances as it would 66 were the soil in a better condition . 66 " We pass on now to Fig . 3 . Here we find ...
Página 15
... necessary for the germination of seeds , the fore- going explanation of the relation of water to the particles of the soil is perfectly applicable to the whole period of vegetable growth . The soil , to the entire depth occupied by ...
... necessary for the germination of seeds , the fore- going explanation of the relation of water to the particles of the soil is perfectly applicable to the whole period of vegetable growth . The soil , to the entire depth occupied by ...
Página 16
... necessary to remove the water of large springs . The doctrine herein advanced is , that , so far as drain- ing is applied at all , it should be done in the most thor- ough and complete manner , and that it is better that , in commencing ...
... necessary to remove the water of large springs . The doctrine herein advanced is , that , so far as drain- ing is applied at all , it should be done in the most thor- ough and complete manner , and that it is better that , in commencing ...
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