The effectiveness of sterilization of males in pheromone traps in plum pest control has shown a reduction in fruit attack compared to untreated control. These indices essentially exceed the chemical standard that accounted ...
Natural entomophages of Coccinellidae, Chrysopidae and Syrphidae families have reduced on corn in 2016 from June – Septembrie the aphids number from 26% to 2,7%, totalling 14 hotbeds of aphids.