Items where Author is "Koehler, Hartmut"
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Patient, Djidjonri Farsia and Nchiwan, Nukenine Elias and Koehler, Hartmut (2019) Abundance and Diversity of Insect Pests on Maize, Cowpea and Okra in a Comparative Experiment Testing Effects of Intercropping and Insecticide in the Cameroonian Guinean Savannah and Sudano Sahelian Agro-ecological Zones. Journal of Experimental Agriculture International, 29 (6). pp. 1-20. ISSN 24570591