Horiver Rollertrap

hung above the crop when the crop is still low Attach the Rollertrap to crop wires, greenhouse poles, or other supporting structures Place the Rollertrap [...] through the center opening of the roll which will allow the Rollertrap to spin freely while unrolling At the beginning and end of each run, cut the trap [...] mid run to provide additional support. It is recommended to replace the Rollertrap after 10 months, or earlier if the surface is largely covered by insects

Potato/tomato psyllid

are attached to a strand which connects them to the surface of leaves and can be found on the underside and leaf edge. Hatching occurs three to seven days [...] latter causing the greatest concern and proving difficult to control. In light of this, the export of fruit from susceptible crops to some parts of Europe [...] Europe, and the import into Mexico, is difficult, since Candidatus Liberibacter is considered a quarantine pest. Damage symptoms The main direct damage, caused

Cauliflower

About The cauliflower, along with several other vegetables, belongs to the species Brassica oleracea of the genus Brassica which is part of the family [...] called "cole" crops) belong to various cultivars, but are all members of the species Brassica oleracea. The cauliflower plant is an annual plant that reproduced [...] reproduced by seed. The cauliflower head looks like broccoli and consists of white, flowering meristem. Only the cauliflower head is eaten, this white flowering

Cotton aphid

plant’s growth is retarded giving rise to deformed leaves or, if the infestation occurs early enough in the season, the death of young plants. Retarded growth [...] as chrysanthemum and kalanchoe. The cotton aphid ( Aphis gossypii ) is distributed throughout the world but prefers the warmer regions. It has been a pest [...] European greenhouses since the late 1980’s, particularly affecting cucumber. Damage symptoms The cotton aphid ( Aphis gossypii ) is an important vector for viral

Limonica

before use Push the centre of the cap to open the dosage hole Carefully sprinkle material on leaves Make sure the material remains on the leaves for at least [...] limonicus is most effective at temperatures between 13 and 25°C (55 and 77°F). It is not effective above 30°C (86°F). A. limonicus is sensitive to relative [...] or Natutec Airobug Dosage The dosage of Limonica depends on climate, crop and pest density and should always be adjusted to the particular situation. Start

Chrysopa-E

action Larvae of the lacewing attack their prey and suck their body fluids. Visual effect Prey is sucked out, shrivelled skins are difficult to find. Chrysoperla [...] Chrysoperla carnea larvae are active mainly during the night. The larvae hide during the day. Pack size 100,000 eggs. Presentation 90 ml cardboard tube. Carrier [...] carrier material Dosage The dosage of Chrysopa-E depends on climate, crop and pest density and should always be adjusted to the particular situation. I

Fall Armyworm

tan to green to black. They have a distinct white inverted Y-shaped mark on the front of the head and four large spots on the upper surface of the last [...] and measure 13 to 17 mm in length. The eggs hatch after 3-5 days. Over the next 2 to 3 weeks, the larvae pass through 5-6 stages and the pupal stage takes [...] General The fall armyworm is a polyphagous pest that is indigenous throughout the Americas. Recently, it has been found in Africa too. The caterpillars

Swirski-Mite

shake the bottle gently before use Push the centre of the cap to open the dosage hole Sprinkle material on leaves or pour into Diboxes Make sure the material [...] Natutec Airobug Dosage The dosage of Swirski-Mite depends on climate, crop and pest density and should always be adjusted to the particular situation. Start [...] of Koppert products for advice on the best strategy for your situation. Environmental conditions Amblyseius swirskii is most effective at temperatures between

Caterpillars

belong to the Noctuidae (the noctuid or owl moths), which is the largest of all lepidopteran families. Most adults of this family are nocturnal. The caterpillars [...] pupate in the ground. Another family containing several species that damage greenhouse crops is the leafroller family, the Tortricidae. The name ‘leafroller’ [...] making them difficult to detect and control. In addition to consumption of the plant, caterpillars also spoil the plant with the large quantities of frass

Two-spotted spider mite

cause damage to the host plant by feeding on plant sap. They mainly occur on the underside of leaves where they pierce the cells and suck out the contents [...] lead to loss of the crop. The nymphs and adults also produce webs, and plants can get completely covered with such webs in which the mites live. The webbing [...] contents. The empty dead cells become yellow, and in many plants the damage can also be seen on the upper surface of leaves as small yellow dots. The destruction