《Walnut Growing in Oregon》 - 免费有声读物

《Walnut Growing in Oregon》 - 免费有声读物

作者：Jacob Calvin Cooper,

语言：English
类型：生命科学非小说类科学

1 / 13A Coming Industry of Great National Importance

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13 章节
  • 1. A Coming Industry of Great National Importance
  • 2. History in Brief through Test Trees of Oregon
  • 3. Wood of the English Walnut through Locations for Additional Groves
  • 4. Planting
  • 5. What to Plant
  • 6. Seedling Walnuts
  • 7. Grafted Trees
  • 8. Walnut Grafting through Good Plan for Walnut Orchard
  • 9. The Tap Root
  • 10. Walnut Cultivation through Pollination
  • 11. Walnut Cultivation through The Harvest through The Pound Package
  • 12. Walnut Confectionery through Weights, Kernel and Taste
  • 13. Who Should Invest through Gold Medal Walnut Exhibit

关于

Although published to promote the business of walnut production, this short volume describes the current science and practice of growing walnuts in the early twentieth century with particular reference to the state of Oregon. - Summary by Larry Wilson

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