A CONSPECTUS OF APHIDS AS VECTORS OF PLANT VIRUSES
KENNEDY, J.S., Day,M.F., Eastop.V.F.
A CONSPECTUS OF APHIDS AS VECTORS OF PLANT VIRUSES English - - LONDON COMMONWEALTH INSTITUTE OF ENTOMOLOGY 1962 - 114 HB
PLANT VIRUSE
579.28 KEN
A CONSPECTUS OF APHIDS AS VECTORS OF PLANT VIRUSES English - - LONDON COMMONWEALTH INSTITUTE OF ENTOMOLOGY 1962 - 114 HB
PLANT VIRUSE
579.28 KEN