InhaltsangabeIllustrations Acknowledgements Preface Foreword Chapter 1. The Historical Background to Allelopathy - from Antiquity to c. 1840 Chapter 2. Justus Ludewig von Uslar (1780-1862) - A Brief Biography Chapter 3. Die Bodenvergiftung durch die Wurzel-Ausscheidungen der Pflanzen als vorzüglichster Grund für die Pflanzen-Wechsel-Wirthschaft - About the Book and Translator's Note Text of Die Bodenvergiftung durch die Wurzel-Ausscheidungen der Pflanzen als vorzüglichster Grund für die Pflanzen-Wechsel-Wirthschaft (1844) / Die Wurzeln der Pflanzen oder die Bodenvergiftung durch die Wurzel-Ausscheidungen der Pflanzen als vorzüglichster Grund für die Pflanzen-Wechsel-Wirthschaft (1852) (The Poisoning of the Soil through the Root Excretions of Plants as an Excellent Basis for Plant Crop Rotation / The Roots of Plants, or the Poisoning of the Soil through Root Excretions of Plants as an Excellent Basis for Plant Crop Rotation). Introduction § 1. Importance and Use of Crop Rotation § 2. Nature Clearly Hints toward an Alternation of Plants § 3. Earlier Opinions on Crop Rotation § 4. The Importance of Investigating and Learning about the True Reasons for the Necessity of Crop Rotation § 5. The Law of Nature which makes Crop Rotation Necessary § 6. A Short History of the Theory on the Poisoning of Soil through Plant Excrement, and consequently the Necessity for the Alternation of Crops § 7. Some Words on the Nutrition of Plants § 8. The Secretions of Plants § 9. Is the Plant Excrement Accepted, without direct observations, but then according to analogies, as exist in nature? § 10. What does the Plant Excrement consist of? § 11. How does the Elimination of Plant Excreta happen? § 12. The Effects of Plant Excreta § 13. Sympathy of Plant Species § 14. Antipathies of Plant Species § 15. Indifference in Plant Species § 16. How does the Plant Excreta of Different Plant Species cause them to be either Sympathetic, or Antipathetic or Indifferent? § 17. On the Means which Nature uses in order to Neutralise the Detrimental Effects of Plant Excreta, even though they are useful and necessary in the large economy § 18. Support of Nature in the Case of Decomposition of Plant Excrements through Cultivation § 19. Indications for the Practice of Crop Rotation § 20. Resumé and Table of Contents Index

Illustrations Acknowledgements Preface Foreword Chapter 1. The Historical Background to Allelopathy - from Antiquity to c. 1840 Chapter 2. Justus Ludewig von Uslar (1780-1862) - A Brief Biography Chapter 3. Die Bodenvergiftung durch die Wurzel-Ausscheidungen der Pflanzen als vorzüglichster Grund für die Pflanzen-Wechsel-Wirthschaft - About the Book and Translator¿s Note Text of Die Bodenvergiftung durch die Wurzel-Ausscheidungen der Pflanzen als vorzüglichster Grund für die Pflanzen-Wechsel-Wirthschaft (1844) / Die Wurzeln der Pflanzen oder die Bodenvergiftung durch die Wurzel-Ausscheidungen der Pflanzen als vorzüglichster Grund für die Pflanzen-Wechsel-Wirthschaft (1852) (The Poisoning of the Soil through the Root Excretions of Plants as an Excellent Basis for Plant Crop Rotation / The Roots of Plants, or the Poisoning of the Soil through Root Excretions of Plants as an Excellent Basis for Plant Crop Rotation). Introduction § 1. Importance and Use of Crop Rotation § 2. Nature Clearly Hints toward an Alternation of Plants § 3. Earlier Opinions on Crop Rotation § 4. The Importance of Investigating and Learning about the True Reasons for the Necessity of Crop Rotation § 5. The Law of Nature which makes Crop Rotation Necessary § 6. A Short History of the Theory on the Poisoning of Soil through Plant Excrement, and consequently the Necessity for the Alternation of Crops § 7. Some Words on the Nutrition of Plants § 8. The Secretions of Plants § 9. Is the Plant Excrement Accepted, without direct observations, but then according to analogies, as exist in nature? § 10. What does the Plant Excrement consist of? § 11. How does the Elimination of Plant Excreta happen? § 12. The Effects of Plant Excreta § 13. Sympathy of Plant Species § 14. Antipathies of Plant Species § 15. Indifference in Plant Species § 16. How does the Plant Excreta of Different Plant Species cause them to be either Sympathetic, or Antipathetic or Indifferent? § 17. On the Means which Nature uses in order to Neutralise the Detrimental Effects of Plant Excreta, even though they are useful and necessary in the large economy § 18. Support of Nature in the Case of Decomposition of Plant Excrements through Cultivation § 19. Indications for the Practice of Crop Rotation § 20. Resume and Table of Contents Index