Possible Clues:

• Our team's getting on top of nasty crop pest
• Weed not half harmful as pest damaging crops
• Small beetle with long snout
• Grain pest
• Small beetle that feeds on plants
• You and I are about, but it goes against the grain!
• Little, almost disgusting creature
• Type of beetle that feeds of stored grain etc
• You and I find depravity with one of The Beatles say
• You and I not good for one of the beetles