... locust, and so on. The insect net also can apply for protecting hailstone ,wind, ultraviolet, radiation, and ... the insects .For example: aphid,lady bug, moth ect. When you use the insect net , you do ... 1. When the vegetables are covered with insect net , it enable vegetables avoid pieris ,xylostella. mamestra ... the disaster cause by aphid. As for inset net prevent the virus disaster way of insects ...