Field trapping of the onion and seed-corn flies [Hylemya antiqua; Hylemya platura] with baits of fresh and aged onion pulp

alliaceae allium allium cepa animals attractants bulbous vegetables crops economic plants farmland fibres fields growing media injurious factors land liliiflorae monocotyledons noxious animals pest control methods pest insects pests physical control plant fibres plants production factors products pulp rooting media trapping vegetable crops vegetable products