Aphids on the world's trees : an Idnetification and information guide /

Míreanna Comhchosúla

• Aphids on the world's trees: An identification and information guide
  le: RL Blackman
  Foilsithe: (1994)
• Aphids on the worlds Trees : An Identification and Infoarmation guide
  le: Blackman, R.L
  Foilsithe: (1994)
• Aphids on this world's crops /
  le: BlackmanR L
  Foilsithe: (2000)
• Aphids on the world trees : an identification and information guide
  le: Black man,R L
  Foilsithe: (1994)
• Survey of the world's aphids
  le: Eastop, V F
  Foilsithe: (1976)