2. Biological pest management: Aphid Aphids are a big problem in the agricultural sector . They can cause severe damage to several crops . Problematic aphids occurring in greenhouses are green peach aphid (Myzus persicae), cotton aphid (Aphis gossypii), potato aphid (Macrosiphum euphorbiae), and greenhouse potato aphid (Aulacorthum solani) . Aphipar Aphipar-M Damage symptoms • Nymphs and adults feed on plant sap . Feeding from certain species halts growth, causing curled leaves . Sometimes yellow spots appear . • Aphids excrete honeydew, which attracts mold . Mold not only soils the crop, but reduces photosynthesis which can stunt growth and reproduction . • Toxic substances can be transmitted into the plant . • Plant-pathogenic substances, particularly viruses, can be transmitted into the plant . Parasitic wasps: Female wasps parasitize aphids . The parasitized aphid swells and hardens into a leathery-colored mummy, from which a new parasitic wasp emerges Predatory bugs: Adults and nymphs actively search for mites on which to feed . Predatory lacewing: Larvae actively search for aphids on which to feed . Method of control Looking for trouble? Aphiscout finds it! 10 Pagina 9

Pagina 11

Scoor meer met een online shop in uw weekbladen. Velen gingen u voor en publiceerden PDF-en online.

Koppert - Productcatalogus Lees publicatie 35Home


You need flash player to view this online publication