AGRONOMY

Description

Contents

1. A Lesson in Chemistry, 2. Origin of the Soil, 3. Types of Soils, 4. Conditions Affecting Soil Fertility, 5. The Organization of the Plant, 6. The Elements Needed by Plants, 7. Fertilizers, 8. The Plant in Relation to Temperature, Light and Moisture, 9. Garden Making, 10. Tillage, 11. Forcing and Retarding Plants, 12. Weeds, 13. Propagation, 14. Decorative Planting, 15. Pruning, 16. Plant Diseases, 17. Insect Pests, 18. Plant Breeding, 19. The Origin of Species, 20. Our Cultivated Plants, 21. Appendix, 22. Index.