Cabbage

cabbage (consisting of various cultivars of Brassica oleracea ) is a biennial plant with green, white or purple leaves. This plant is usually grown as an

Hemp russet mite

quality. Other signs of damage include dull, greyish, or bronzed leaves and upward curling of leaf edges. Life cycle and appearance of Hemp russet mite All [...] Aculops cannabicola is host specific to hemp/cannabis ( Cannabis sativa ). It cannot survive on other plants. Damage symptoms Damage is caused by the mites [...] mites sucking out the contents of plant cells. Hemp russet mite develops on the stems and petioles of the hemp plant and can cause stunting. When populations

Even distribution of predatory insects with Natutec Drive

uniformly dispersed. Natutec Drive is easy to use and takes care of all these problems. We now spend less than a quarter of the time we used to spend on dispersal [...] Angelov. ‘When it comes to the even distribution of Koppert’s predatory insects , it’s in a class of its own. It also fits perfectly into our hi-tech, [...] .’ Uniform dispersion Dyson Farming is the biggest private landowner in the United Kingdom and grows a variety of crops. The family-owned agricultural

Rophoria

l conditions Rophoria is most effective between 20 and 30°C. High humidity is favourable for larval development and hatching of pupae. Adult hoverflies [...] 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 [...] entirely, only skins remain. Dark excrements (meconium) on the leaves is an indicator of hoverfly larvae activity. Pack size 100 pupae Presentation 3.5 x 3

Municipality Enschede: Entonem nematodes against oak processionary caterpillar

The Municipality of Enschede started using nematodes for the first time in the spring of 2021 to try to halt the spread of the oak processionary caterpillar [...] total of 22,000 oak trees. In the past, the municipality only extracted the nests. But as Petra Klein Breukink explains, it was not enough. She is the project [...] project manager of the oak processionary caterpillar for the Municipality of Enschede. ‘We use Koppert’s nematode product Entonem in locations where we

Black currant

black currant ( Ribes nigrum ) is a woody shrub and the plant is well known for its savory berries. It belongs to the family of Grossulariaceae . The black [...] milder regions of both central and northern Europe and northern Asia. The plants grows well in damp and fertile soils. During summer, clusters of small and

Syrphidend

conditions Syrphidend is most effective between 15 and 23°C. High humidity is favourable for larval development and hatching of pupae. Adult hoverflies [...] 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 [...] entirely, only skin remains. Dark excrements (meconium) on the leaves is an indicator of hoverfly larvae activity. Pack size 50 pupae. Presentation 3.5 x 3

Consumers

other animals take care of the pollination and therefore the formation of fruit. Honeybees are traditional important pollinators of arable and horticultural [...] bumblebee is a close relative of the honeybee. In 1987, it was established that bumblebees could prove extremely useful in greenhouses for the purpose of pollination [...] up a list of frequently asked questions. We hope you will find the answer to your question in this list. Biological crop protection What is biological

Blueberry aphid

scammelli , is most likely of North American origin and was probably introduced into Europe with plant material. It feeds on blueberries and is a vector of blueberry [...] Blueberry aphids live in dense colonies on young shoots of blueberry bushes and produce large amounts of sticky honeydew. The aphids spread blueberry scorch [...] loss. Life cycle and appearance of Blueberry aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in

Pollination checklist tomato

hive once the number of bite marks has dropped to just one or two per flower. Pollen is released best at a relative humidity (RH) of between 50% and 80% [...] bites onto the flower and makes the flower vibrate. This is known as buzz pollination. The imprints of the bumblebee's jaw on the flower (bite marks) turn brown [...] precise picture of the situation. Flowers that are open for longer than one day have between one and five bite marks Check the work of the bumblebees at