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Celkom 3 tituly
Natural pesticides from the neem tree (Azadirachta indica A. Juss) and other tropical plants
Kolektív autorov
Forest vegetation studies on the Foothills of Mt. Pangasugan, Leyte, The Philippines
Gerhard LangenbergerThe potential of community based tourism and the role of development cooperation in Namibia
Petra PalmA conceptual framework for economic evaluation of desert locust management interventions
Bernd Hardeweg
