Potato Virus Y Index (PVYn)
The following aphid species have been shown to be physically capable of transmitting PVY in order of transmission efficiency. Crop colonisers are highlighted:
Potato Leaf Roll Virus Index (PLRV)
The following aphid species have been shown to be physically capable of transmitting PLRV in order of transmission efficiency. However, due to the nature of the virus, only those species that colonise the crop are likely to actually transmit the virus and cause significant spread. These species are highlighted:
