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Crops and Methods for Soil Improvement

by Alva Agee

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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
Introduction1-11
In lieu of preface1
Natural strength of land2
Plant constituents2
Organic matter4
Drainage6
Lime7
Crop-rotation8
Fertilizers9
Tillage10
Control of soil moisture11

CHAPTER II

The Need of Lime12-22
The unproductive farm12
Soil acidity13
The rational use of lime14
Where clover is not wanted16
Determining lime requirement17
The litmus-paper test19
A practical test20
Duration of effect21

CHAPTER III

Applying Lime23-35
Forms of lime23
Definitions24
The kind to apply26
The fineness of limestone27
Hydrated lime27
Stone-lime28
Ashes30
Marl31
Magnesian lime31
Amount per acre32
Time of application34

CHAPTER IV

Organic Matter36-45
Office of organic matter36
The legumes38
Storing nitrogen39
The right bacteria41
Soil inoculation42
Method of inoculation43

CHAPTER V

The Clovers46-58
Red clover46
Clover and acid soils47
Methods of seeding48
Fertility value49
Taking the crops off the land51
Physical benefit of the roots52
Used as a green manure52
When to turn down53
Mammoth clover54
Alsike clover55
Crimson clover56

CHAPTER VI

Alfalfa59-70
Adaptation to eastern needs59
Fertility and feeding value60
Climate and soil61
Free use of lime62
Inoculation62
Fertilization63
A clean seed-bed64
Varieties65
Clean seed65
The seeding66
Seeding in August67
Subsequent treatment68

CHAPTER VII

Grass Sods71-79
Value of sods71
Prejudice against timothy72
Object of sods74
Seeding with small grain75
Seeding in rye76
Good soil conditions77

CHAPTER VIII

Grass Sods (Continued)80-89
Seeding in late summer80
Crops that may precede81
Preparation83
The weed seed84
Summer grasses85
Sowing the seed85
Deep covering86
Seed-mixtures88

CHAPTER IX

Sods for Pastures90-97
Permanent pastures90
Seed-mixtures91
Blue-grass91
Timothy92
Red-top92
Orchard grass93
Other seeds93
Yields and composition of grasses93
Suggested mixtures for pastures94
Renewal of permanent pastures96
Destroying bushes96
Close grazing97

CHAPTER X

The Cowpea98-107
A southern legume98
Characteristics99
Varieties99
Fertilizing value100
Affecting physical condition101
Planting101
Inoculation103
Fertilizers103
Harvesting with livestock104
The cowpea for hay104
As a catch crop106

CHAPTER XI

Other Legumes and Cereal Catch Crops108-119
The soybean108
Fertility value109
Feeding value109
Varieties110
The planting111
Harvesting112
The Canada pea113
Vetch113
Sweet clover115
Rye as a cover crop116
When to plow down117
Buckwheat118
Oats119

CHAPTER XII

Stable Manure120-128
Livestock farming120
The place for cattle121
Sales off the farm122
The value of manure124
The content of manure125
Relative values126
Amount of manure127
Analysis of manure128

CHAPTER XIII

Care of Stable Manure129-138
Common source of losses129
Caring for liquid manure130
Use of preservatives131
Spreading as made132
The covered yard133
Harmless fermentation135
Rotted manure135
Composts136
Poultry manure137

CHAPTER XIV

The Use of Stable Manure139-148
Controlling factors139
Direct use for corn140
Effect upon moisture141
Manure on grass142
Manure on potatoes143
When to plow down144
Heavy applications144
Reënforcement with minerals145
Durability of manure147

CHAPTER XV

Crop-rotations149-158
The farm scheme149
Value of rotation150
Selection of crops151
An old succession of crops152
Corn two years153
The oat crop154
Two crops of wheat154
The clover and timothy154
Two legumes in the rotation155
Potatoes after corn156
A three-years' rotation157
Grain and clover158
Potatoes and crimson clover158

CHAPTER XVI

The Need of Commercial Fertilizers159-170
Loss of plant-food159
Prejudice against commercial fertilizers160
Are fertilizers stimulants?161
Soil analysis162
Physical analysis163
The use of nitrogen164
Phosphoric-acid requirements165
The need of potash166
Fertilizer tests167
Variation in soil168

CHAPTER XVII

Commercial Sources of Plant-food171-187
Acquaintance with terms171
Nitrate of soda171
Sulphate of ammonia178
Dried blood173
Tankage174
Fish175
Animal bone175
Raw bone177
Steamed bone178
Rock-phosphate178
Acid phosphate180
Basic slag183
Muriate of potash184
Sulphate of potash185
Kainit185
Wood-ashes185
Other fertilizers186
Salt186
Coal-ashes187
Muck187
Sawdust187

CHAPTER XVIII

Purchasing Plant-food188-197
Necessity of purchase188
Fertilizer control189
Brand names191
Statement of analysis191
Valuation of fertilizers193
A bit of arithmetic194
High-grade fertilizers196

CHAPTER XIX

Home-mixing of Fertilizers198-208
The practice of home-mixing198
Effectiveness of home-mixing198
Criticisms of home-mixing199
The filler202
Ingredients in the mixture203
Materials that should not be combined207
Making a good mixture207
Buying unmixed materials208

CHAPTER XX

Mixtures for Crops209-219
Composition of plant not a guide209
The multiplication of formulas209
A few combinations are safest210
Amount of application211
Similarity of requirements213
Maintaining fertility215
Fertilizer for grass216
All the nitrogen from clover218
Method of applying fertilizers218
An excess of nitrogen219

CHAPTER XXI

Tillage220-229
Desirable physical condition of the soil220
The breaking-plow221
Types of plows221
Subsoiling223
Time of plowing223
Method of plowing224
The disk harrow225
Cultivation of plants227
Controlling root-growth227
Elimination of competition228
Length of cultivation229

CHAPTER XXII

Control of Soil Moisture230-236
Value of water in the soil230
The soil a reservoir231
The land-roller232
The plank-drag233
The mulch233
Mulches of foreign material234
Plowing straw down235
The summer-fallow235
The modern fallow236

CHAPTER XXIII

Drainage237-246
Underdrainage237
Counting the cost238
Where returns are largest239
Material for the drains239
The outlet240
Locating main and branches240
The laterals241
Size of tile241
Kind of tile242
The grade243
Establishing a grade243
Cutting the trenches244
Depth of trenches245
Connections245
Permanency desired246

ILLUSTRATIONS

Alfalfa and Corn in Indiana Frontispiece
Facing Page
A Good Crop for a Poor Soil4
Red Clover on Limed and Unlimed Land20
Turning down Organic Matter with a Gang Plow36
Red Clover on the Farm of P. S. Lewis & Son, Pt. Pleasant, W. Va.51
Alfalfa on the Ohio State University Farm61
Curing Alfalfa at the Pennsylvania Experiment Station68
A Heavy Grass Sod in New York73
Good Pasture Land in Chester County, Pa.90
Sheep on a New York Farm96
The Cowpea Seeded at the Last Cultivation of Corn in the Great Kanawha Valley, W. Va.106
Texas Calves on an Ohio Farm121
In the Fertile Miami Valley, Ohio126
Concrete Stable Floors131
Corn in the Ohio Valley140
Penn's Valley, Pennsylvania151
In the Shenandoah Valley155
Plat Experiments167
In the Lebanon Valley, Pennsylvania189
On the Productive Farm of Dr. W. I. Chamberlain in Northwestern Ohio210
Deep Tillage222
Making an Earth Mulch in a New York Orchard233
Drain Tile239
The Lure of the Country246

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