• Bruchid Beetle Trap

  the slots Application Place trap on a 1 metre stick Place one trap on the north edge and one trap on the south edge of the field Dosage Two traps per field [...] weevils in outdoor crops. Pests Broad-bean weevil ( Bruchus rufimanus ). Crops Beans. Mode of action The Bruchid Beetle Trap needs to be used in combination [...] Place the funnel on to the green bucket Place the pheromone dispenser in the transparent top Fix the transparent top to the funnel with a twist action lining

• Green peach aphid

  malformations of the growing tips. Life cycle and appearance of green peach aphid Aphids have a complex life cycle, with both winged and wingless forms of adults [...] native, however it is now a pest with a world-wide distribution. The green peach aphid ( Myzus persicae subsp. persicae ) is a particularly polyphagous [...] balance of growth hormones. As a result, the plant’s growth is retarded giving rise to deformed leaves or, if the infestation occurs early enough in the season

• Rhyzobug

  Aulacaspis spp ., and other species of armoured scale insects. Mode of action Adults and larvae feed on all stages of armoured scale insects. Visual effect [...] are detected in the crop. Releases should be repeated until control is achieved. Consult a Koppert advisor or a recognised distributor of Koppert products [...] 10-15°C/50-59°F. Storage conditions In the dark. Recommended for you The journey of sustainable citrus farming in agriculture Recommended for you Predatory

• American serpentine leaf miner

  cosmetic damage. In tropical and subtropical areas this can lead to burning in fruit such as tomato and melon. Loss of leaves also reduces yield. In full-grown [...] usually of less significance. Seedlings and young plants can be completely destroyed as a result of the direct damage caused by leaf miners. In gerbera [...] and appearance of American serpentine leaf miner The life cycle of a leaf miner has the following stages: egg, three larval instars, a pupal instar and

• Rophoria

  detected in the crop. Introduction rates typically range from 200-600 pupae per ha/release. Releases should be repeated a number of times. Consult a Koppert [...] Pests All species/stages of aphids . Mode of action Adult hoverflies emerge from the pupae and deposit their eggs in the aphid colonies. The young larvae [...] feeding on the aphids . Visual effect Aphids are consumed entirely, only skins remain. Dark excrements (meconium) on the leaves is an indicator of hoverfly

• Entonem keeps young orchids free from fungus gnats

  plants in a fine mist. This is followed by a second fine mist to rinse off nematodes that are on the leaves. A while later, I collect a few drops of drainage [...] operate a zero-tolerance policy. To make it possible for them to start with a clean plant, we maximize our use of biological plant protection, with a strong [...] ‘It is a good product that we apply to the crops using a Dosatron,’ explains Rogier Veldhuijs, assistant location manager in Assendelft. ‘In the past

• Syrphidend

  detected in the crop. Introduction rates typically range from 100-600 pupae per ha/release. Releases should be repeated a number of times. Consult a Koppert [...] Pests All species/stages of aphids . Mode of action Adult hoverflies emerge from the pupae and deposit their eggs in the aphid colonies. The young larvae [...] feeding on the aphids . Visual effect Aphids are consumed entirely, only skin remains. Dark excrements (meconium) on the leaves is an indicator of hoverfly

• Black root rot of cucurbits

  may kill the plants. In case of a less severe infection, the vines may wilt at a late stage of the crop, but when water supply is in any way limited during [...] spots with a dark demarcation line on cucumber roots. The lesions are slightly sunken and are mostly formed around the point of attachment of lateral roots [...] disease is usually restricted to a few of the roots but in severe cases all roots may be infected. At the final stage of the disease, only vascular tissue

• Predatory insects

  predators, capable of consuming a significant number of aphids in a short period. Aphidalia , featuring the ladybird species Adalia bipunctata , is a good solution [...] play a vital role in controlling whitefly , thrips , caterpillars and leaf miner larvae. Macrolophus pygmaeus ( Mirical , Mirical-N ), a species of predatory [...] ecosystem. Reduced need for chemicals The use of predatory insects often results in a decreased reliance on chemical pesticides. This reduction is beneficial

• Large blackberry aphid

  appearance of Large blackberry aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. In greenhouses [...] distributed in Europe and also established in New Zealand. It only feeds on cultivated and wild blackberries. Damage symptoms High populations of large blackberry [...] The aphids overwinter as eggs on blackberry plants. After emerging in spring, the aphids mainly feed on the underside of leaves and start to reproduce