Vegetable plants are exposed in protected crops to be attack by a number of insect and agricultural pests, especially sucking insects such as: Whiteflies, Aphis, Thrips, Leaf Miner, and Mites. These pests cause direct and indirect damage to the plant and the crop. Protected crops also affect some pests that are classified as secondary pests, such as: the tomato fruit worm (American). Cotton leafworm (green) and hoppers (jacid).