Influence of certain agricultural practices on the cowpea aphid, Aphis craccivora Koch, infesting broad bean crops and the relation between the infestation and yield of plants in upper Egypt

Author: Salman A. M. A.   Abdel-Moniem A. S. H.   Obiadalla Ali Hazem  

Publisher: Taylor & Francis Ltd

ISSN: 0323-5408

Source: Archives of Phytopathology and Plant Protection, Vol.40, Iss.6, 2007-12, pp. : 395-405

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