nematodes belong to the group of saprophytes. These nematodes are harmless and live of dead organic matter to provide a rich soil life. How do entomopathogenic [...] entomopathogenic nematodes only work as a soil application? In nature they live in soil and are therefore effective against soil pests, but for several above
growing plant canopy the humidity close to the leaf surface, where the mites live, is higher than in the surrounding air. High humidity, e.g. at night, can
