The Pamphlet Collection of Sir Robert Stout: Volume 14
It is obviously most difficult to prevent the attacks of this insect, as the eggs are deposited at night and are so minute that they cannot be discovered. As in the case of wireworms application of caustic substances might prevent the attack if it were suspected. All docks, nettles, and burdocks should be removed from the immediate neighbourhood of the plantations. Moles arc fond of this larva, and should be encouraged in hop plantations.