Draining for Profit: And Draining for HealthOrange Judd Company, 1890 - 252 páginas |
Dentro del libro
Resultados 1-5 de 36
Página 18
... give an unnatural development , or a feeble character to the plants ; later in the season , the want of sufficient rain may cause the crop to be parched by drought , for its roots , disliking the clammy subsoil below , will have ...
... give an unnatural development , or a feeble character to the plants ; later in the season , the want of sufficient rain may cause the crop to be parched by drought , for its roots , disliking the clammy subsoil below , will have ...
Página 24
... gives up heat which it received from the air and from the heated surface of the ground , and thus raises the tempera- ture of the lower soil . The fertilizing matters which it has obtained from the air , -carbonic acid , ammonia and ...
... gives up heat which it received from the air and from the heated surface of the ground , and thus raises the tempera- ture of the lower soil . The fertilizing matters which it has obtained from the air , -carbonic acid , ammonia and ...
Página 36
... give its heat to the soil , while each rain , as it falls , will also carry its heat with it . Furthermore , the ... gives the temperature on a " Lancashire flat moss , but they only commence 7 inches " below the surface , and do not ...
... give its heat to the soil , while each rain , as it falls , will also carry its heat with it . Furthermore , the ... gives the temperature on a " Lancashire flat moss , but they only commence 7 inches " below the surface , and do not ...
Página 37
... colder than itself , it gives up its heat , thus losing its braces , contracts , becomes liquid water , and is deposited as dew . Many instrances of this operation are familiar to all For HOW DRAINS ACT , AND AFFECT THE SOIL . 37.
... colder than itself , it gives up its heat , thus losing its braces , contracts , becomes liquid water , and is deposited as dew . Many instrances of this operation are familiar to all For HOW DRAINS ACT , AND AFFECT THE SOIL . 37.
Página 39
... gives it , is main- tained for a much longer time than if it were usually sat- urated with water which has no other means of escape than by evaporation at the surface . The power of dry soils to absorb moisture from the air may be seen ...
... gives it , is main- tained for a much longer time than if it were usually sat- urated with water which has no other means of escape than by evaporation at the surface . The power of dry soils to absorb moisture from the air may be seen ...
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