Draining for Profit: And Draining for HealthOrange Judd Company, 1890 - 252 páginas |
Dentro del libro
Resultados 1-5 de 15
Página 18
... labor and expense of cultivation , which fairly earn a secure return , there is added the anxiety of chance ; success is greatly dependent on the weather , and the weather may be bad . Heavy rains , after planting , may cause the seed ...
... labor and expense of cultivation , which fairly earn a secure return , there is added the anxiety of chance ; success is greatly dependent on the weather , and the weather may be bad . Heavy rains , after planting , may cause the seed ...
Página 55
... labor and mate- rial . The more thoroughly this plan is considered , the more economical and effective will be the work . Having already obtained the needed information , and having it all before us , we can determine exactly the ...
... labor and mate- rial . The more thoroughly this plan is considered , the more economical and effective will be the work . Having already obtained the needed information , and having it all before us , we can determine exactly the ...
Página 115
... workman will economize " his labor for his own sake , by moving as little earth as " practicable ; thus , for instance , a first - class cutter , in 66 66 66 " clays , will get down 4 feet with a HOW TO MAKE THE DRAINS . 115.
... workman will economize " his labor for his own sake , by moving as little earth as " practicable ; thus , for instance , a first - class cutter , in 66 66 66 " clays , will get down 4 feet with a HOW TO MAKE THE DRAINS . 115.
Página 122
... labor to secure the tile in place before much water reaches it , even though it require a daily flushing to keep it clean . Opening the Ditches . - Thus far it has been sought to secure a permanent outlet , and to connect it by a secure ...
... labor to secure the tile in place before much water reaches it , even though it require a daily flushing to keep it clean . Opening the Ditches . - Thus far it has been sought to secure a permanent outlet , and to connect it by a secure ...
Página 123
... labor to remove , will be encountered in the digging . If these lie from 6 inches to a foot above the final grade , and are not too large , it will be easier to tunnel under them than to take them out , or to go around them ; but , if ...
... labor to remove , will be encountered in the digging . If these lie from 6 inches to a foot above the final grade , and are not too large , it will be easier to tunnel under them than to take them out , or to go around them ; but , if ...
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