Aphids are oblong-oval small insects. Their body is 2.5–7 mm in length. They are black, white, pink or light green. Aphids feed on the plant sap, as a result of which the leaves roll and wither. They considered to be the agents of plant virus diseases. Aphids feed on various species of vegetable, ornamental-flower and industrial crops.
How to fight the aphids
For aphids control you should use yellow sticky traps, which can allow you to decide the exact terms of fighting. For a biological control of pest you should release the following predatory insects: Adalia bipunctata, Aphidoletes aphidimyza, Aphidius colemani, Aphidius ervi, Aphidius matrcariae.