Rhyzobug FAQ

lophanthae look like? The adults are on average 2.5 mm long and 1.8 mm wide. They have a brown coloured abdomen covered by hairs. The head is reddish brown. [...] Rhyzobius lophanthae? On average, females can lay around 600 eggs during their lifespan (at 25ºC). What are the optimal temperatures to introduce Rhyzobius [...] lophanthae into the crop? The optimum temperature is around 25°C. From 18°C on they are active predators. Maximum temperature is not known, at 30°C they are still

Aphytis

Most effective at temperatures around 25°C. No development takes place at temperatures below 13°C and effectivity is reduced at temperatures above 38°C. Combined [...] round hole in the scale cover and leaves. Aphytis melinus also exerts control by predation on its host (host feeding). Visual effect In parasitized scales [...] typically range from 20,000-50,000 per ha/release. Releases should be repeated monthly for 4 to 10 times per year. Consult a Koppert advisor or a recognized d

False codling moth

weeks. The life cycle varies between 5 weeks to 3 months depending on the time of year and temperature. There are 6 overlapping generations in a year and [...] An infested fruit usually falls from the tree 3-5 weeks after penetration by the larvae. Appearance and life cycle of False codling moth Eggs are laid

Orius laevigatus

conditions for use of Orius laevigatus Optimal temperatures for Thripor-L are above 20°C (68°F), lower temperatures slow down the development of Orius laevigatus [...] laevigatus significantly. Effectivity is reduced at temperatures above 30°C (86°F). Feeding behaviour of Orius laevigatus Orius laevigatus is a predator feeding [...] Frankliniella occidentalis nymphs during their development (four per day on average). Adult females can kill up to 20 nymphs or six to seven adults per day

Horiver Rollertrap

recommended to replace the Rollertrap after 10 months, or earlier if the surface is largely covered by insects and/or debris For additional recommendations [...] request Presentation Make sure that the Rollertraps are at least at room temperature before placing them. The glue will be softer and the traps will unroll [...] before or after planting. Storage time See Best before date. Storage temperature 0-32°C/32-104°F. Storage conditions In a cool, dry place.

Encarsia formosa

Encarsia formosa is most effective at temperatures between 20°C and 25°C (68 and 77°F). At a 24 hours average temperature below 17°C/63°F the control of whiteflies [...] Releases should be repeated until control is achieved. At increasing temperatures it may be better to switch to the use of Enermix or Ercal. Consult a [...] eggs inside the whitefly nymphs, which are then consumed from the inside out by the developing larvae. The larvae feed on the internal tissues of the host

Laeveld_Agrochem_GROEI_20_-_Winter_2022.pdf

stress is caused by living organisms, i.e. pathogens, diseases and insects. 2. Abiotic stress is caused by non-living organisms ie. temperature, water and salinity [...] g, dit wat by jou mond (kos), oë (negatiewe artikels) of ore (stories wat vrees aanjaag) ingaan. Ons soek altyd fout vir ons gesondheid by ander. Ek het [...] wintertime. It is tolerant to high temperatures and a Swirskii population will start to develop when the temperatures during the day regularly exceed 20