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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. 

Publication Details

  • Published: 1991
  • Publisher: Rodale Press
  • ISBN-10: 0878579893
  • ISBN-13: 9780878579891
  • Dewey Decimal: 631.8
  • ECHO Library: 631.8 SAR
  • ECHO Asia Library: RA.001