The Origin of Fertile Soil

Different Kinds of Soil

Different Kinds of Soil (continued)

Potash and Phosphorus

Phosphates and Nitrogen

Vegetation and the Atmosphere

Lime

Lime in Agriculture

Plaster of Paris

Plaster of Paris in Agriculture

Natural Fertilizers—Guano

The Stalk of the Plant

The Root

Buds

Adventitious Buds

Bulbs and Bulblets

Tubers—Starch

Uses of Starch

History of the Potato

Ascending Sap

Descending Sap

Tree-Pruning

Pinching—Bud-Nipping

Making Fruit Trees Bear

The Seed

The Seed's Food-Supply

Germination

The Blossom

Pollen

The Grain of Wheat

Cultivated Plants

Different Ways of Propagating

Layering

Slipping

Grafting

Grafting (continued)

Grafting (concluded)

Rotation of Crops

Rotation of Crops (continued)

Land-Drainage

Paring and Burning

Wine-Making

The Stag-Beetle

Sheath-Winged Insects

The June-Bug

Caterpillars and Butterflies

Ants

The Ant-Lion

Venomous Animals

The Phylloxera

The Phylloxera (continued)

Nocturnal Birds of Prey

The Smaller Birds

Birds' Nests

Migration of Birds

Carrier-Pigeons

Some Prehistoric Animals

The Origin of Coal

The Farmer's Helpers

The Farmer's Helpers (continued)