《The School Book of Forestry》 - 免费有声读物

《The School Book of Forestry》 - 免费有声读物

作者:Charles Lathrop Pack,

语言:English
类型:自然

1 / 19Introduction

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19 章节
  • 1. Introduction
  • 2. How Trees Grow and Multiply
  • 3. The Forest Families
  • 4. Forests and Floods
  • 5. Wild Life of the Forest
  • 6. Important Forest Trees and Their Uses
  • 7. The Greatest Enemy of the Forest - Fire
  • 8. Insects and Diseases That Destroy Forests
  • 9. The Growth of the Forestry Idea
  • 10. Our National Forests
  • 11. The National Forests of Alaska
  • 12. Progress in State Forestry
  • 13. The Playgrounds of the Nation
  • 14. Solving Our Forestry Problems
  • 15. Why the United States Should Practice Forestry
  • 16. Why the Lumberman Should Practice Forestry
  • 17. Why the Farmer Should Practice Forestry
  • 18. Putting Wood Waste to Work
  • 19. Wood for the Nation

关于

Written by a third-generation timberman, this book discusses what forests are, their primary enemies, and their benefits to others. Additionally, mention is made of the U.S. National Forest system. - Summary by KHand

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