Thus a sandy soil may owe its fertility to the power of the sub-soil to retain water; and an absorbent clayey soil may occasionally be prevented from being barren, in a moist climate, by the influence of a substratum of sand or gravel. The Farmer's Magazine - Seite 2141839Vollansicht - Über dieses Buch
| Repertory of arts, manufactures and agriculture - 1805 - 534 Seiten
...be particularly attended to, in considering' their chemical nature, and the system of improvement. Thus a sandy soil may sometimes owe its fertility...by the influence of a substratum of sand or gravel. XVIII. Of the chemical Composition of fertile Corn Softs in this Climate. Those soils that are most... | |
| 1805 - 534 Seiten
...to be particularly attended to, in considering their chemical nature, and the system of improvement. Thus a sandy soil may sometimes owe its fertility...by the influence of a substratum of sand or gravel. XVIII. Of the chemical Composition of fertile Corn Soils i in this Climate. Those soils that are most... | |
| Friedrich Christian Accum - 1808 - 492 Seiten
...to be particularly attended to, in considering their chemical nature, and the system of improvement. Thus a sandy soil may sometimes owe its fertility...by the influence of a substratum of sand or gravel. 18. Of the Chemical Composition of fertile Corn Soils in this Climate. Those soils that are most productive... | |
| John Murray - 1809 - 780 Seiten
...influenced by the nature of the sub-soil, or the earthy and stony strata on which they rest. Thu?, a sandy soil may sometimes owe its fertility to the...be prevented from being barren, in a moist climate, fcy the influence of a substratum of sand or gravel." Besides aproper soil, the due application of... | |
| Friedrich Christian Accum - 1814 - 484 Seiten
...to be particularly attended to, in considering their chemical nature, and the system of improvement. Thus a sandy soil may sometimes owe its fertility...climate, by the influence of a substratum of sand •r gravel. 18. Of the Chemical Composition of fertile Corn Soils in this Climate. *' Those soils... | |
| Andrew Ure - 1821 - 418 Seiten
...attended to, in considering their chemical nature, and the system of improvement. Thus a sandy soil may owe its fertility to the power of the sub-soil to...by the influence of a substratum of sand or gravel. Those soils that are most productive of corn, contain always certain proportions of aluminous or calcareous... | |
| Andrew Ure - 1821 - 512 Seiten
...and the system of improvement. Thus a sandy soil may owe its fertility to the power of the sub-yoil to retain water; and an absorbent clayey soil may...by the influence of a substratum of sand or gravel. TI lose soils that arc moit productive of corn, contain always certain proportions of aluminous or... | |
| Anthony Todd Thomson - 1822 - 778 Seiten
...influenced by the nature of the subsoil, " or the earthy and stony strata on which they VOL. I. Q " rest. Thus, a sandy soil may sometimes owe its " fertility...to retain "water; and an absorbent clayey soil may oc" casionally be prevented from being barren, in a " moist climate, by the influence of a substra"... | |
| F. ACCUM - 1828 - 526 Seiten
...to be particularly attended to in considering their chemical nature, and the system of improvement. Thus a sandy soil may sometimes owe its fertility...by the influence of a substratum of sand or gravel. 16. — Of the chemical composition of fertile Corn soils in this climate. — Those soils that are... | |
| Library, John Baxter - 1830 - 614 Seiten
...and the system of improvement. Thus a sandy soil may owe its fertility to the power of the subsoil lo retain water : and an absorbent clayey soil may occasionally...by the influence of a substratum of sand or gravel. Those soils that are most productive of corn, contain always certain proportions of aluminous or calcareous... | |
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