Draining for Profit: And Draining for HealthOrange Judd Company, 1890 - 252 páginas |
Dentro del libro
Resultados 1-5 de 42
Página 3
... results , is freely acknowledged . In these cases the occasion for less completeness in the work must determine the extent to which the directions herein laid down are to be disre- garded ; but it is believed that , even in such cases ...
... results , is freely acknowledged . In these cases the occasion for less completeness in the work must determine the extent to which the directions herein laid down are to be disre- garded ; but it is believed that , even in such cases ...
Página 10
... result from the same cause ; and a certain wiryness of grass , together with a mossy or mouldy appearance of the ground , also indicate excessive moisture during some period of growth . The effects of drought are , of course , sometimes ...
... result from the same cause ; and a certain wiryness of grass , together with a mossy or mouldy appearance of the ground , also indicate excessive moisture during some period of growth . The effects of drought are , of course , sometimes ...
Página 27
... results obtained in the experiments of Schuebler : 1,000 Parts of Strong Limey Soil . Heavy Loam .. Brick Maker's Clay .. Will Contract Parts . 1,000 Parts of Will Contract Parts . 50 . 60 .. 85 . Pure Clay .. Peat . 183 . .... 200 ...
... results obtained in the experiments of Schuebler : 1,000 Parts of Strong Limey Soil . Heavy Loam .. Brick Maker's Clay .. Will Contract Parts . 1,000 Parts of Will Contract Parts . 50 . 60 .. 85 . Pure Clay .. Peat . 183 . .... 200 ...
Página 36
... results in the " lodging " of grain crops , from the deficient strength of the straw which this growth produces . In ... result was , that , on a mean " of 35 observations , the drained soil at 7 inches in depth 66 was 10 ° warmer than ...
... results in the " lodging " of grain crops , from the deficient strength of the straw which this growth produces . In ... result was , that , on a mean " of 35 observations , the drained soil at 7 inches in depth 66 was 10 ° warmer than ...
Página 37
... result is exactly the opposite of this . Lands which suffer most from drought are most benefited by draining , -more in their greater ability to withstand drought than in any other particular . This applies to heavy soils . The reasons ...
... result is exactly the opposite of this . Lands which suffer most from drought are most benefited by draining , -more in their greater ability to withstand drought than in any other particular . This applies to heavy soils . The reasons ...
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