Draining for Profit: And Draining for HealthOrange Judd Company, 1890 - 252 páginas |
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Página 8
... field draws away the water from the free spaces between its particles , and its place is taken by air , while the parti- cles hold , by attraction , the moisture necessary to a healthy condition of the soil . There are vast areas of ...
... field draws away the water from the free spaces between its particles , and its place is taken by air , while the parti- cles hold , by attraction , the moisture necessary to a healthy condition of the soil . There are vast areas of ...
Página 9
... field show , over a part or the whole of its surface , a constant appearance of dampness , indicating that , as fast as water is dried out from its upper parts , more is forced up from below , so that after a rain it is much longer than ...
... field show , over a part or the whole of its surface , a constant appearance of dampness , indicating that , as fast as water is dried out from its upper parts , more is forced up from below , so that after a rain it is much longer than ...
Página 10
... field on which it falls , and it would be an advantage if it could all be made to pass down through the first three or four feet of the soil , and be removed from below . That first falling contains the fertilizing matters washed out ...
... field on which it falls , and it would be an advantage if it could all be made to pass down through the first three or four feet of the soil , and be removed from below . That first falling contains the fertilizing matters washed out ...
Página 12
... field is placed under the " microscope , we have exhibited to us particles of every " variety of shape and structure , of which a certain part is 66 evidently of vegetable origin . " In these figures I have given a very rude ...
... field is placed under the " microscope , we have exhibited to us particles of every " variety of shape and structure , of which a certain part is 66 evidently of vegetable origin . " In these figures I have given a very rude ...
Página 16
... field be really well drained , than that the whole farm be half drained . Of course , there are some farms which suffer from too much water , which are not worth draining at present ; many more which , at the present price of frontier ...
... field be really well drained , than that the whole farm be half drained . Of course , there are some farms which suffer from too much water , which are not worth draining at present ; many more which , at the present price of frontier ...
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