Thrips is a small narrow insect. The length of the  body is  0.55 mm. They live and lay eggs on the plant surface feeding on the plant sap. Thrips damage corny, fruit, vegetable, ornamental and flower plants. Besides the leaves it also damages flowers. As a result the flowers are deformed and withered, while holes occur on the leaves. They give 6-7 genarations. Thrips is an agent of plant virus diseases.
How to fight the thrips
For thrips control you should use blue sticky traps inn greenhouses, which can allow you to decide the exact terms of fighting. After detecting the thrips in greenhouse you should release the following species of predatory insects: Amblyseius cucumerisAmblyseius swirskii.