Figure 2From: Identification and characterization of resistance to cowpea aphid (Aphis craccivora Koch) in Medicago truncatulaSettling of cowpea aphid alatae in a host choice test. Values are mean and SE of 12 biological replicates. Means labelled with * for M. truncatula accession SA30199 are significantly different from those for accession Borung (P < 0.05)Back to article page