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This book looks as methodologies for screening soil-improving legumes such as  how to replenish nitrogen, which is often the limiting nutrient to plan growth, farmers in many cultures grew green manures, living crops whose primary purpose was to add nitrogen or organic matter to the soil. 

出版物详细信息

  • 已出版: 1991
  • 出版者: Rodale Press
  • ISBN-10: 0878579893
  • ISBN-13: 9780878579891
  • Dewey Decimal: 631.8
  • ECHO 图书馆: 631.8 SAR
  • ECHO亚洲书库: RA.001