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The focus of this pack is agroforestry-the planting of trees and other woody plants on farms to help improve soil fertility and protect it against erosion, while simultaneously helping to meet the needs of farming families.

出版物详细信息

  • 出版者: OUTREACH/TV
  • Dewey Decimal: 551.3
  • ECHO 图书馆: 551.3 DOR