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Crops and Methods for Soil Improvement   By: (1858-1943)

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Transcriber's Note: Minor typographical errors have been corrected without note. Dialect spellings, contractions and discrepancies have been retained.

CROPS AND METHODS FOR SOIL IMPROVEMENT

THE MACMILLAN COMPANY NEW YORK · BOSTON · CHICAGO DALLAS · SAN FRANCISCO

MACMILLAN & CO., Limited LONDON · BOMBAY · CALCUTTA MELBOURNE

THE MACMILLAN CO. OF CANADA, Ltd. TORONTO

[Illustration: Alfalfa and Corn in Indiana.]

CROPS AND METHODS FOR SOIL IMPROVEMENT

By

ALVA AGEE, M.S.

HEAD OF DEPARTMENT OF AGRICULTURAL EXTENSION ACTING DEAN AND DIRECTOR OF THE SCHOOL OF AGRICULTURE AND EXPERIMENT STATION OF THE PENNSYLVANIA STATE COLLEGE

ILLUSTRATED

New York THE MACMILLAN COMPANY 1912

All rights reserved

Copyright, 1912, By THE MACMILLAN COMPANY.

Set up and electrotyped. Published November, 1912.

Norwood Press J. S. Cushing Co. Berwick & Smith Co. Norwood, Mass., U.S.A.

CONTENTS

CHAPTER I

PAGES

INTRODUCTION 1 11 In lieu of preface 1 Natural strength of land 2 Plant constituents 2 Organic matter 4 Drainage 6 Lime 7 Crop rotation 8 Fertilizers 9 Tillage 10 Control of soil moisture 11

CHAPTER II

THE NEED OF LIME 12 22 The unproductive farm 12 Soil acidity 13 The rational use of lime 14 Where clover is not wanted 16 Determining lime requirement 17 The litmus paper test 19 A practical test 20 Duration of effect 21

CHAPTER III

APPLYING LIME 23 35 Forms of lime 23 Definitions 24 The kind to apply 26 The fineness of limestone 27 Hydrated lime 27 Stone lime 28 Ashes 30 Marl 31 Magnesian lime 31 Amount per acre 32 Time of application 34

CHAPTER IV

ORGANIC MATTER 36 45 Office of organic matter 36 The legumes 38 Storing nitrogen 39 The right bacteria 41 Soil inoculation 42 Method of inoculation 43

CHAPTER V

THE CLOVERS 46 58 Red clover 46 Clover and acid soils 47 Methods of seeding 48 Fertility value 49 Taking the crops off the land 51 Physical benefit of the roots 52 Used as a green manure 52 When to turn down 53 Mammoth clover 54 Alsike clover 55 Crimson clover ... Continue reading book >>




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