P. Neuenschwander (EDT)/ C. Borgemeister (EDT)/ J. Langewald (EDT)/ Technical Centre for Agricultural and Rural Cooperation (COR)/ Switzerland Direktion Fur Entwicklungszusammenarbeit Und Humanitar
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The editors (from the International Institute of Tropical Agriculture, Benin and the Institute of Plant Diseases and Plant Protection, Germany) present 24 papers that explore the use of biological con