TY - JOUR T1 - Influence of host plant heterogeneity on the distribution of a birch aphid JO - Ecological Entomology PY - 2003/10/01 AU - Johnson SN AU - Elston DA AU - Hartley SE ED - DO - DOI: 10.1046/j.1365-2311.2003.00547.x PB - Wiley VL - 28 IS - 5 SP - 533 EP - 541 Y2 - 2024/12/26 ER -