The undrained soil never exceeded 47°, whereas after a thunder-storm the drained reached 66° at 7 inches, and 48° at 31 inches. Such were the effects at an early period of the year on a black bog. They suggest some idea of what they are, when in July... Draining for Profit, and Draining for Health - Página 37por George Edwin Waring (Jr.) - 1867 - 244 páginasVista completa - Acerca de este libro
| William Gifford, Sir John Taylor Coleridge, John Gibson Lockhart, Whitwell Elwin, William Macpherson, William Smith, Sir John Murray IV, Rowland Edmund Prothero (Baron Ernle) - 1850 - 612 páginas
...the year on a black bog. They suggest some idea of what they are, when in July or August thunder-rain at 60° or 70° falls on a surface heated to 130°,...advantages porous soils possess by nature, and retentive soils only acquire them by drainage.* 3rd. In all soils the existence of the water-table nearer than... | |
| William Gifford, Sir John Taylor Coleridge, John Gibson Lockhart, Whitwell Elwin, William Macpherson, William Smith, Sir John Murray IV, Rowland Edmund Prothero (Baron Ernle) - 1850 - 608 páginas
...the year on a black bog. They suggest some idea of what they are, when in July or August thunder-rain at 60° or 70° falls on a surface heated to 130°,...advantages porous soils possess by nature, and retentive soils only acquire them by drainage.* 3rd. In all soils the existence of the water-table nearer than... | |
| Thomas Gisborne - 1854 - 666 páginas
...the year on a black bog. They suggest some idea of what they are, when in July or August thunder-rain at 60° or 70° falls on a surface heated to 130°,...advantages porous soils possess by nature, and retentive soils only acquire them by drainage.* • The only temperature of thunder -rain given in Mr. Parkes'... | |
| Robert Morris Copeland - 1859 - 876 páginas
...the year on a black bog. They suggest some idea of what they are, when in July or August thunder-rain at 60° or 70° falls on a surface heated to 130°,...advantages porous soils possess by nature, and retentive soils only acquire them by drainage. " How then shall we best get these advantages by the aid of drains?... | |
| Maine State Agricultural Society - 1853 - 884 páginas
...the year on a black bog. They suggest some idea of what they are, when in July or August thunder-ram at 60° or 70° falls on a surface heated to 130°,...advantages porous soils possess by nature, and retentive soils only acquire them by drainage.* •The only^ temperature of thunder-rain given in Mr. Parkes's... | |
| Robert Morris Copeland - 1860 - 878 páginas
...what they are, when in July or August thunder-rain at 60° or 70° falls on a surface heated to 13O°, and carries down with it into the greedy fissures...advantages porous soils possess by nature, and retentive soils only acquire them by drainage." How then shall we best get these advantages by the aid of drains?... | |
| Ohio State Board of Agriculture - 1861 - 662 páginas
...the year on a black bog. They suggest some idea of what tLey are, when in July or August thunder-rain at 60° or 70° falls on a surface heated to 130°,...advantages porous soils possess by nature, and retentive soils only acquire them by drainage.* " In all soils the existence of the water table nearer than four... | |
| Ohio State Board of Agriculture - 1861 - 664 páginas
...the year on a black bog. They suggest some idea of what they are, when in July or August thunder-rain at 60° or 70° falls on a surface heated to 130°,...advantages porous soils possess by nature, and retentive soils only acquire them by drainage.* " In all soils the existence of the water table nearer than four... | |
| John Hancock Klippart - 1861 - 486 páginas
...the year on a black bog. They suggest some idea of what they are, when in July or August thunder-rain at 60° or 70° falls on a surface heated to 130°,...advantages porous soils possess by nature, and retentive soils only acquire them by drainage.l 1 The only temperature of (bunder rain given in Mr. Parkes' Tables... | |
| Robert Morris Copeland - 1866 - 944 páginas
...the year on a black bog. They suggest some idea of what they are, when in July or August thunder-rain at 60° or 70° falls on a surface heated to 130°,...advantages porous soils possess by nature, and retentive soils only acquire them by drainage/' How then shall we best get these advantages by the aid of drains?... | |
| |