 | 1850 - 608 pages
...never exceeded 47°, whereas afier a thunder-storm the drained reached 66° at 7 inches, and 48° at 31 inches. Such were the effects at an early period of...and retentive soils only acquire them by drainage.* 3rd. In all soils the existence of the water-table nearer than 4 feet from the surface of the land... | |
 | Thomas Gisborne - Agriculture - 1854 - 666 pages
...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...and retentive soils only acquire them by drainage.* • The only temperature of thunder -rain given in Mr. Parkes' s Tables is 78. This, we imagine, must... | |
 | Robert Morris Copeland - Agriculture - 1859 - 876 pages
...never exceeded 47°, whereas after a thunderstorm the drained reached 66°, at 7 inches, and 48° at 31 inches. Such were the effects at an early period of...for average soils is self-evident, whilst different quahties of soil will vary this depth and distance." We should not forget, in considering that the... | |
 | Maine State Agricultural Society - 1853 - 884 pages
...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°,...and retentive soils only acquire them by drainage.* •The only^ temperature of thunder-rain given in Mr. Parkes's tables is seventyeight. This, we* imagine,... | |
 | Robert Morris Copeland - Agriculture - 1860 - 878 pages
...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...for average soils is self-evident, whilst different quahties of soil will vary this depth and distance. We should not forget, in considering that the reasoning... | |
 | Ohio State Board of Agriculture - Agriculture - 1861 - 664 pages
...47°, whereas after a thunder-storm the drained reached 66° at seven inches, and 48" at thirty-one inches. Such were the effects at an early period of...and retentive soils only acquire them by drainage.* " In all soils the existence of the water table nearer than four feet from the surface of the land... | |
 | John Hancock Klippart - Drainage - 1861 - 486 pages
...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...by nature, and retentive soils only acquire them by drainage.l 1 The only temperature of (bunder rain given in Mr. Parkes' Tables is 78. This, we imagine,... | |
 | Ohio State Board of Agriculture - Agriculture - 1861 - 662 pages
...were the effects at an early period of the year on a black bog. They suggest some idea of what tLey are, when in July or August thunder-rain at 60° or...and retentive soils only acquire them by drainage.* " In all soils the existence of the water table nearer than four feet from the surface of the land... | |
 | Robert Morris Copeland - Agriculture - 1866 - 1010 pages
...in the shade, at 4 feet above the earth. At the depth of 1.3 inches, the soil was generally from 5 C to 8° cooler than at 7 inches." Such were the effects...for average soils is self-evident, whilst different quahties of soil will vary this depth and distance. We should not forget, in considering that the reasoning... | |
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Moss ; and the result was, that on a mean of 35 observations the drained soil at 7 inches in depth was 10° warmer than the undrained at the same depth. The undrained soil' never exceeded 47°, whereas after a thunderstorm the drained reached 66°, at... 
