Influence of Plant Diversity on the Numerical Response of Eriopis connexa (Coleoptera: Coccinellidae) to Changes in Cereal Aphid Density in Wheat Crops
Figure 2
Mean population abundance of Schizaphis graminum, Metopolophium dirhodum, and Sitobion avenae in wheat crops with a high (HPD) and low plant diversity (LPD). Balcarce, 2007 and 2008.