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An essay on calcareous manures
Edmund Ruffin and J. Carlyle Sitterson
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Frontmatter
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Edmund Ruffin, Agricultural Reformer and Southern Radical, by J. Carlyle Sitterson (page vii)
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Chronology of the Life of Edmund Ruffin (page xxxiv)
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AN ESSAY ON CALCAREOUS MANURES
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PREFACE (page 3)
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I. GENERAL DESCRIPTION OF EARTHS AND SOILS (page 7)
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II. ON THE SOILS AND STATE OF AGRICULTURE OF THE TIDEWATER DISTRICT OF VIRGINIA (page 14)
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III. THE DIFFERENT CAPACITIES OF SOIL FOR IMPROVEMENT (page 21)
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IV. EFFECTS OF THE PRESENCE OF CALCAREOUS EARTH IN SOILS (page 31)
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V. RESULTS OF THE CHEMICAL EXAMINATIONS OF VARIOUS SOILS (page 38)
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VI. CHEMICAL EXAMINATION OF RICH SOILS CONTAINING NO CALCAREOUS EARTH (page 46)
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VII. PROOFS OF THE EXISTENCE OF ACID AND NEUTRAL SOILS (page 51)
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VIII. THE MODE OF OPERATION OF CALCAREOUS EARTH IN SOILS (page 69)
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IX. THE PRACTICAL EFFECTS OF CALCAREOUS MANURES (page 78)
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X. THE EFFECTS OF CALCAREOUS MANURES ON ACID SOILS REDUCED BY CULTIVATION (page 98)
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XI. EFFECTS OF CALCAREOUS MANURES ON EXHAUSTED ACID SOILS UNDER THEIR SECOND GROWTH OF TREES (page 108)
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XII. EFFECTS OF CALCAREOUS MANURES ON NEUTRAL SOILS, ALONE OR WITH GYPSUM (page 111)
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XIII. THE DAMAGE CAUSED BY CALCAREOUS MANURE, AND ITS REMEDIES (page 120)
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XIV. RECAPITULATION OF THE EFFECTS OF CALCAREOUS MANURES, AND DIRECTIONS FOR THEIR MOST PROFITABLE APPLICATION (page 125)
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XV. THE PERMANENCY OF CALCAREOUS MANURES (page 135)
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XVI. THE EXPENSE AND PROFIT OF MARLING (page 140)
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XVII. DIRECTIONS FOR DIGGING AND CARTING MARL (page 149)
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Appendix
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A. DIFFERENT SIGNIFICATIONS OF CALCAREOUS EARTH (page 158)
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B. THE NAMES USUALLY GIVEN TO SOILS OFTEN INCORRECT (page 160)
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C. SOME EFFECTS OF SLAVERY ON AGRICULTURAL PROFITS (page 162)
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D. OPINIONS THAT SOILS ARE GENERALLY CALCAREOUS (page 164)
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E. CALCAREOUS EARTH A PRESERVER OF PUTRESCENT ANIMAL MATTER (page 168)
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F. MARLING IN ENGLAND—LIMING (page 169)
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G. THE CAUSE OF THE INEFFICACY OF GYPSUM AS A MANURE ON ACID SOILS (page 184)
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H. ESTIMATES OF THE COST OF LABOUR APPLIED TO MARLING (page 187)
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Journal Abbreviation | Label | URL |
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ISIS | 54.1 (Mar. 1963): 170 | http://www.jstor.org/stable/228762 |
Citable Link
Published: c1961
Publisher: Harvard University Press
- 9780674864627 (ebook)
- 9780674262010 (hardcover)