even very low numbers of thrips can cause damage by transmitting viruses, or by reducing aesthetic value by damaging flowers, e.g. in roses The…
crawlers are mobile and very small, so they are spread easily by the wind and birds, as well as by humans and their tools. In the hours after birth,…
behind the head. Damage and symptoms Damage before shell hardening is caused by the larvae which bore into the fruit. In small nuts the entire kernel…
taste can also be affected. An infection by Planococcus ficus can make the plants more susceptible to injury caused by other pests and fungal…
mostly caused by sap depletion; the shoots dry up and die, and defoliation occurs. In addition, the copious quantities of honeydew produced by the…
world. Under natural conditions, the larvae of these species are parasitized by parasitic wasps and so cause few problems. However, the use of…
your crop Life cycle of thrips Thrips damage Thrips cause damage to the plant by piercing the cells of the surface tissue and sucking out their…
at once, tunnelling down into the mesophyll tissue where damage is caused by extensive mines, leaving the outer layers of the leaf intact. Shortly…
surrounded by a sunken and discoloured area. These punctures are often sufficient in high quality produce to make fruit unmarketable. Damage caused by…
plants and are mostly host plant specific. Apart from the damage they cause by sucking plant sap, mealybugs and soft scales also produce honeydew (on…
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