Draining for Profit: And Draining for HealthOrange Judd Company, 1890 - 252 páginas |
Dentro del libro
Resultados 1-5 de 30
Página 6
... Materials . - Preparation of earths . - Moulding tiles . - Machines . - Dry- ing and rolling . - Burning . - Kilns . - General arrangement of a tilery . CHAPTER IX . - THE RECLAIMING OF SALT MARSHES . Extent of marshes on the Atlantic ...
... Materials . - Preparation of earths . - Moulding tiles . - Machines . - Dry- ing and rolling . - Burning . - Kilns . - General arrangement of a tilery . CHAPTER IX . - THE RECLAIMING OF SALT MARSHES . Extent of marshes on the Atlantic ...
Página 11
... material which the seed itself contains . It requires none of the elements of the soil , and would , under the same conditions , take place as well in moist saw - dust as in the richest mold . The conditions required are , the exclusion ...
... material which the seed itself contains . It requires none of the elements of the soil , and would , under the same conditions , take place as well in moist saw - dust as in the richest mold . The conditions required are , the exclusion ...
Página 17
... material , which is not im- pervious , in the sense in which india - rubber is impervious , ( else it could not have become wet , ) but which is suffi ciently so to prevent the free escape of water . The surface soil is of a lighter or ...
... material , which is not im- pervious , in the sense in which india - rubber is impervious , ( else it could not have become wet , ) but which is suffi ciently so to prevent the free escape of water . The surface soil is of a lighter or ...
Página 22
... material should be used , and this material is not stone . A well laid tile - drain has the following essential charac- teristics : 1 . It has a free outlet for the discharge of all water which may run through it . 2. It has openings ...
... material should be used , and this material is not stone . A well laid tile - drain has the following essential charac- teristics : 1 . It has a free outlet for the discharge of all water which may run through it . 2. It has openings ...
Página 41
... materials on which they live , and by which they grow . We have seen that the heat of re- tentive soils is almost directly proportionate to the com- pleteness with which their free water is removed by under- ground draining , and that ...
... materials on which they live , and by which they grow . We have seen that the heat of re- tentive soils is almost directly proportionate to the com- pleteness with which their free water is removed by under- ground draining , and that ...
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