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This book includes question and answers on how to improve and maintain tropical soil fertility.  It also includes activity guides and a resource listing.

Maelezo ya Uchapishaji

  • Limechapishwa: 2002
  • Mchapishaji: OUTREACH/TV
  • Dewey Decimal: 551.3
  • Maktaba ya ECHO: 551.3 KAH