Copyright, 1919, by
The Century Co.

Published, September, 1919 [[v]]

[[Contents]]

CONTENTS

CHAPTERPAGE
I [The Staff of Life] 3
II [The History of Tobacco] 11
III [The Origin of Fertile Soil] 16
IV [Different Kinds of Soil] 21
V [Different Kinds of Soil (Continued)] 25
VI [Potash and Phosphorus] 30
VII [Phosphates and Nitrogen] 35
VIII [Vegetation and the Atmosphere] 42
IX [Lime] 47
X [Lime in Agriculture] 52
XI [Plaster of Paris] 56
XII [Plaster of Paris in Agriculture] 60
XIII [Natural Fertilizers—Guano] 65
XIV [The Stalk of the Plant] 70
XV [The Root] 74
XVI [Buds] 80
XVII [Adventitious Buds] 84
XVIII [Bulbs and Bulblets] 89
XIX [Tubers—Starch] 93
XX [Uses of Starch] 98
XXI [History of the Potato] 102
XXII [Ascending Sap] 107
XXIII [Descending Sap] 112
XXIV [Tree-Pruning] 116
XXV [Pinching—Bud-Nipping] 120
XXVI [Making Fruit Trees Bear] 124
XXVII [The Seed] 129
XXVIII [The Seed’s Food-Supply] 134
XXIX [Germination] [[vi]]138
XXX [The Blossom] 144
XXXI [Pollen] 150
XXXII [The Grain of Wheat] 155
XXXIII [Cultivated Plants] 159
XXXIV [Different Ways of Propagating] 165
XXXV [Layering] 170
XXXVI [Slipping] 178
XXXVII [Grafting] 184
XXXVIII [Grafting (Continued)] 190
XXXIX [Grafting (Concluded)] 197
XL [Rotation of Crops] 202
XLI [Rotation of Crops (Continued)] 208
XLII [Land-Drainage] 214
XLIII [Paring and Burning] 219
XLIV [Wine-Making] 223
XLV [The Stag-Beetle] 228
XLVI [Sheath-Winged Insects] 235
XLVII [The June-Bug] 242
XLVIII [Caterpillars and Butterflies] 249
XLIX [Ants] 256
L [The Ant-Lion] 264
LI [Venomous Animals] 271
LII [The Phylloxera] 279
LIII [The Phylloxera (Continued)] 288
LIV [Nocturnal Birds of Prey] 295
LV [The Smaller Birds] 300
LVI [Birds’ Nests] 305
LVII [Migration of Birds] 317
LVIII [Carrier-Pigeons] 322
LIX [Some Prehistoric Animals] 328
LX [The Origin of Coal] 336
LXI [The Farmer’s Helpers] 342
LXII [The Farmer’s Helpers (Continued)] 348

[[3]]

[[Contents]]

FIELD, FOREST AND FARM

CHAPTER I

THE STAFF OF LIFE