Caterpillar control in greenhouse crops

Use plant protection products safely. Always read the label and product information before use. Pay attention to the risk indications and follow the safety [...] shades of brown and grey, whilst the hindwings can be highly coloured. Important species include tomato looper ( Chysodexis chalcites ) and silver Y moth [...] After leaving the egg, caterpillars then feed and moult. Once fully-grown, caterpillars cease to feed, and then pupate. Eventually the moth or butterfly

Common cockchafer

feeds on roots of grasses and clover. The adults feed on the leaves of trees, mainly on oak, maple, beech and plum. Life cycle and appearance of Common cockchafer [...] a pupal instar and the adult beetle. The adult beetle is 25 to 30 mm long, with a dark head, black pronotum covered with short hairs, and reddish brown [...] body, large head, with strong mandibles and long, hairy, well developed yellow legs. It takes three or four years for the larvae to fully develop. The grubs

Pollination checklist Natupol Fly

the first fully-grown flies have emerged. Protect the opening for the flies against water. Protect the opening for the flies against heat. It is preferable [...] flowers per square metre. Protect the pupae from direct sunlight and moisture such as rain or condensation. Use coffee cups with lids, for instance, or bags. [...] Natupol Fly or Lucilia sericata flies are used for small scale crops with just a few flowers or for crops that produce very little pollen. The Natupol

Apple scab

petioles and fruits and sometimes on twigs and bud scales. The lesions are olive-green. When spores are produced, the lesions become grey and fluffy. The [...] cuticula. The asexual conidia are released and repeat the cycle of infection of new plant parts and spore production. In autumn, the fungus produces new ps [...] restricted, whereas the lesions caused by conidia extend faster and may merge. Infected fruits and leaves may fall off prematurely. The plants’ defence mechanism

Obscure mealybug

Fruit and flowers are also fouled, rendering them unfit for sale, and the reduced level of photosynthesis in the leaves also reduces flower and fruit [...] the crop in various ways: Nymphs and females extract the sap from the plant, stunting growth and causing deformation and / or yellowing of leaves, sometimes [...] production. In ornamental crops, the mere presence of mealybugs is sufficient to render the product unfit for sale. A very small population can thus cause

Aphidius matricariae

remains dry and is not moved from its introduction site for at least a few days The dosage of Aphipar -M depends on climate, crop and aphid density and should [...] a recognized distributor of Koppert products for advice on the best strategy for your situation. Best conditions for use Aphidius matricariae The natural [...] nectar and water. Life cycle and appearance of Aphidius matricariae Adults are 3-4 mm golden brown wasps with long antennae. Characteristic for the distinction

Fortafol for Strawberry in Coir

increase the dry matter content of roots and shoots Fortafol-D® rate and timing of application, for tunnel grown and glasshouse strawberry crops 1-2 litres/ha [...] growth and development of strawberry transplants in re-used coir substrate Fortafol-D® is a plant biostimulant containing humic and fulvic acids and is an [...] different structural material and will contain many different substances and microorganisms. This can alter the substrate’s productive potential When re-using

Thripex

Koppert advisor or a recognised distributor of Koppert products for advice on the best strategy for your situation. Environmental conditions Neoseiulus cucumeris [...] Natutec Airobug Dosage The dosage of Thripex depends on climate, crop and pest density and should always be adjusted to the particular situation. Start introduction [...] cucumeris is most effective at temperatures between 15 and 25°C (59 and 77°F). It is not effective at temperatures above 30°C/86°F. Neoseiulus cucumeris

Encarsia formosa

a recognized distributor of Koppert products for advice on the best strategy for your situation. Best conditions for Encarsia formosa The parasitic wasp [...] parasitic wasp, native to temperate and subtropical regions, has become an important natural enemy for farmers and gardeners aiming to reduce the reliance [...] whiteflies but rely on nectar and honeydew produced by other insects for their sustenance. Their presence in greenhouses and other controlled environments

Aphelinus abdominalis

material remains dry and at its introduction site for a few days The dosage of Aphilin depends on climate, crop and aphid density and should always be adjusted [...] a recognized distributor of Koppert products for advice on the best strategy for your situation. Best conditions for use of Aphelinus abdominalis The parasitic [...] wing tips, and will try to pierce the aphid in the abdomen with her long ovipositor. The ovipositor will remain inserted for several minutes for egg deposition