Integrated pest control progress and perspectives: Proceedings of the National Symposium held at Trivandrum (1987)

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• Integrated pest control progress and perspectives: proceedings of the national symposium held at trivandrum, India, oct 15-17,1987
  gan: George, Koshy
  Cyhoeddwyd: (1988)
• Integrated pest control progress and perspectives: proceedings of the national symposium held at trivandrum, India, oct 15-17,1987
  gan: Mohandas N, George Koshy
  Cyhoeddwyd: (1988)
• Integrated pest control progress and perspectives: proceedings of the national symposium held at Trivandrum, India october 15-17, 1987
  Cyhoeddwyd: (1988)
• Integrated Pest Control Progress Errespective
  gan: Mohandas, N.
  Cyhoeddwyd: (1988)
• Integrated pest management
  gan: Burn, A J
  Cyhoeddwyd: (1987)