Draining for Profit: And Draining for HealthOrange Judd Company, 1890 - 252 páginas |
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Página 18
... inches of the surface , and are too subject to the action of the sun's heat ; in harvest time , bad weather may delay the gathering until the crop is greatly injured , and fall and spring work must often be put off because of wet . The ...
... inches of the surface , and are too subject to the action of the sun's heat ; in harvest time , bad weather may delay the gathering until the crop is greatly injured , and fall and spring work must often be put off because of wet . The ...
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
... inches of drained soil contains free space enough to receive a rain - fall one inch in depth , and , by the same token , four feet of drained soil can receive twelve inches of rain , -more than is known ever to have fallen in twenty ...
... inches of drained soil contains free space enough to receive a rain - fall one inch in depth , and , by the same token , four feet of drained soil can receive twelve inches of rain , -more than is known ever to have fallen in twenty ...
Página 29
... inch drains across the hill , and , without ever " reading a word , or , we believe , conversing with any one " on the subject , poked his way , step by step , to four or " five feet drains , in the line of steepest descent . Showing ...
... inch drains across the hill , and , without ever " reading a word , or , we believe , conversing with any one " on the subject , poked his way , step by step , to four or " five feet drains , in the line of steepest descent . Showing ...
Página 32
... inches in depth . If we consider , in addition to this , the amount of water drained away , we shall see that the soil has sufficient capacity for the reception of all the rain wa- ter that falls upon it . In connection with the ...
... inches in depth . If we consider , in addition to this , the amount of water drained away , we shall see that the soil has sufficient capacity for the reception of all the rain wa- ter that falls upon it . In connection with the ...
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