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pest management conference 1976 laxenburg
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Pest management
Pest Management Conference (1976 Laxenburg) · Pergamon
349 sayfa · 1979
Systems analysis / Mathematical models / Pest control / Control / Congresses
Proceedings of a Conference on Pest Management, 25-29, October, 1976
Conference on Pest Management Laxenburg, Austria 1976. · International Institute for Applied Systems Analysis
352 sayfa · 1977
Congresses / Control / Pests