• Two-spotted spider mite

  are major crop pests. The two-spotted spider mite ( Tetranychus urticae ) is by far the most important species in greenhouses and many outdoor crops. Spider [...] completely covered with such webs in which the mites live. The webbing and spotting on the leaves affects the appearance of the crop. This is of particular [...] and more active than the females, with a body that is narrower and more pointed at the rear. Colour is very variable: from light yellow or orange to dark

• Oak processionary moth

  behaviour of the larvae to form long processions. The moth is native to central and southern Europe but is now present in almost all European countries and also [...] viability of oak trees. However, this is usually less of a problem as the trees normally recover from this. More important is the health risk posed to both human [...] batch) are laid in contiguous rows along one to two year old twigs and covered by hairs from the female. The first instar larvae overwinter within the eggs

• Beneficial microorganisms

  microorganisms start by infecting their insect hosts. The fungi produce spores that attach to the insect's cuticle (outer covering). Once attached, the [...] organisms. These microorganisms play a crucial role in biological pest control by effectively infecting and controlling harmful pests. Beneficial microorganisms

• Deltatrap

  in order to avoid interference Replace the sticky insert when largely covered by insects and/or debris Dosage Use two or four traps per hectare for every [...] and identify. Trapping males also aids in reducing the number of eggs laid by females as they fail to mate. Presentation One trap with suspension hook and

• Asparagus

  officinales is an indigenous plant in most of Europe, western Asia and northern Africa. Commercially it is an interesting vegetable crop and it is extensively [...] ( Asparagus officinalis ), or garden asparagus is a seasonal vegetable, only available in spring. It is a flowering, perennial plant species that belongs [...] produce white asparagus, the shoots are not exposed to the sun (they are covered with soil) and without this exposure, no photosynthesis takes place and

• Pine processionary moth

  the full-grown caterpillar is about 40 mm in length. The head capsule is black. The body of the first-instar caterpillar is dull apple-green. After the [...] processionary moth (Thaumetopoea pityocampa), is a major pest of pine trees around the Mediterranean Sea. It is most conspicuously damaging on pine plantations [...] Defoliation damage is extremely serious in young reforested areas where it may lead to death of trees, directly or as a consequence of attack by bark beetles

• Aphidoletes aphidimyza

  predatory gall midge Aphidoletes aphidimyza is used for the control of the following pests: Aphids Aphidoletes aphidimyza is available at Koppert as Aphidend . [...] the dead aphid hanging by its snout from the leaf to turn brown or black, and eventually decay. The quantity of aphids consumed by a gall midge larva depends [...] Aphidoletes aphidimyza for aphid control Aphidoletes aphidimyza is a species of predatory gall midge known for its effectiveness in biological pest control

• Aphidius colemani

  wings, and is black with dark brown legs. A female has a more pointed abdomen that is as long as the wings, is equipped with an ovipositor, and is black, with [...] The behaviour of the female during egg-laying is typical of the Aphidiidae. First the host is examined by drumming with the antennae. This gives the wasp [...] colemani Aphidius colemani is a parasitic wasp used for biological pest control . This species belongs to the Braconidae family and is primarily known for its

• Artificially lit crops pollination advice

  efficient pollination in indoor settings. While outdoor pollination is often facilitated by natural agents like wind and insects, artificially lit crops necessitate [...] especially during autumn and early spring Ensure early daylight is not obstructed by side screens, polycarbonate side walls, or other filters. Between [...] during snow? During snowfall, orientation is seriously disturbed as snow reflects 90% of UV-light. When snow covers the greenhouse, it acts as an effective

• Tree specialist Wolterinck: Control of oak processionary caterpillar with Entonem

  thuringiensis -based products. ‘That is effective around ten days in and if the trees have at least 30% of their leaf cover, Bacillus thuringiensis can also [...] Wolterinck BV in Beltrum, the Netherlands, is a specialist in tree care and weed control and works on behalf of local authorities and governmental bodies [...] processionary caterpillar . ‘We’ve been using nematodes for years. The product is our preferred method over products based on Bacillus thuringiensis , which