Lesser house fly

remain in flight as they wait to be visited by an unmated female. Female flies are less active and tend to remain close to breeding sites, where they deposit [...] can spread many different pathogens from contaminated breeding sites to healthy animals over large distances. Fannia flies have been confirmed to carry the [...] found worldwide, from the arctic to the temperate neotropics, and they typically reproduce in feces, compost and carrion. These flies are often a serious

Feltiella acarisuga

larvae also eat spider mites that are in diapause and can consume 15 adult spider mites or up to 50 mite eggs per day. They are aggressive and adapt the amount [...] ( Tetranychus kanzawai ) and many others. The natural enemy Feltiella acarisuga is available at Koppert as Spidend . How to use Feltiella acarisuga The [...] adjusted to the situation. Start introduction as soon as the first spider mites are detected in the crop. Introduction rates typically range from 0.25-25

Cabbage leafroller

caterpillars are much lighter and have dark lateral stripes. The caterpillars are relatively thin and measure up to 25 mm in length. They are slightly hairy [...] well as maple, popular, spruce and many herbaceous wild plants. Because fewer broad-spectrum pesticides are used these days, the cabbage leafroller has also [...] inside fruit or flowers. It is these webs that cause the leaves to curl. Many of these webs are empty, and it is thought that the caterpillars probably make

Pollination checklist tomato

The flower needs to have been pollinated before it closes. Depending on the conditions, a flower will remain open for one to three days. To check on pollination [...] Flowers that are open for longer than one day have between one and five bite marks Check the work of the bumblebees at least once every two days. Introduce [...] Bumblebees are ideal for the pollination of tomato crops. Koppert's Pollination Checklist indicates how the best pollination results can be achieved. Download

Grey mould

cuttings die due to carry-over infection from infected parent plants. Solution Finder Find solutions for your crop Damage symptoms How to prevent Grey mould [...] infected area, new spores are formed within a few days. Under circumstances unfavourable for germination, the spores can survive a few days on the plant surface [...] not by hand, to avoid rugged, irregular wound surfaces In cucumber: remove dead leaves on the stem once, especially in the autumn, because from these leaves

Atheta

distribution and fast population development. Total development time from egg to adult takes about three weeks at 25ºC. After that period the adult predatory [...] per m² by distributing the content of 1 package (1,000 beetles) into 10 to 20 small piles on the surface of the plant substrate (compost, coconut fibre [...] short life expectancy and therefore need to be introduced into the crop as soon as possible after receipt. Failure to do so can have a negative impact on their

Codling moth

the developing embryo is visible as a red ring. The larvae are up to 20 mm long, initially whitish and later pale pinkish white, with a brown head and a [...] brown to dark brown, with several hook-tipped bristles at the tip. In Europe, the first generation adults appear from mid May onwards. Eggs are laid singly [...] metallic, bronzy black ocellus on the hind part. The hindwings are brown. The eggs are about 1.3 x 1.0 mm, and whitish opalescent when laid. Later, the

Citrus mealybug

filaments’ . The tail filaments are always shorter than 20% of body length. They produce little wax, so that the light yellow to pink body is visible through [...] longitudinal stripe running over the body. The adult males are short lived and can be hard to spot. They are smaller than the females, have two pairs of wings and [...] threads. Once the eggs are laid, the female shrivels up and dies. The first instar nymph develops from the egg. These first instar nymphs are known as ‘crawlers’

Flowering potted plants

Flowering potted plants About There are many species of flowering potted plants, the most common species are: Poinsettia is well known and popular for [...] belongs to the family of Begoniaceae . The genus consists of 1,795 different plant species. Some of these species are usually grown indoors and are used as [...] about 125 species belonging to the family of Crassulaceae . Hibiscus is well known for its large, ornate flowers which are trumpet-shaped. These flowers

Potato aphid

on more than 200 plant species from more than 20 families. Various vegetable and ornamental crops grown in greenhouses are colonized, including tomato, aubergine [...] When reproduction is asexual, the young aphids are born as developed nymphs. They immediately start to feed on plant sap and grow rapidly. When reproduction [...] the food source. Even the winged forms can be red. Wingless potato aphids are 1.7 - 3.6 mm long, elongated, with a dark longitudinal stripe running along