• Flies

  Biological control of flies Flies are a common pest problem in greenhouse and field crops, where they disturb plant growth, spread diseases and affect crop hygiene [...] hygiene and maintain sustainable growing conditions. Solutions for fly control Learn more about What are flies? There are several flies that are pests in [...] ( sciarid flies ) and Ephydridae (shore flies). The larvae of these insects generally live on rotting plant material and are mostly found in the soil. The

• Cutworms

  plant and quickly moves on to other plants and continues cutting. Therefore, relatively small populations of cutworms can destroy entire stands of crops [...] Life cycle and appearance of Cutworms The adults of Agrotis spp. have pale grey to grey-brown forewings with a faint kidney-shaped marking and a red spot [...] circular position. Pupa are brown to dark brown and 17-25 mm long. Females are capable of laying several hundred eggs. There are six to seven larval stages

• Impatiens thrips

  The prepupae and pupae remain immobile on the leaf tissue. Adults are found on both upper- and undersides of the leaves. This species of thrips is relatively [...] large. Both males and females are dark brown to black in colour with orange pigmentation between the segments, and the dark wings are white at the base [...] pepper, cucumber and eggplants. It lives exclusively on the leaves and is often present on weeds in greenhouses. Life cycle and appearance of Impatiens thrips

• Diamond back moth

  buds, flowers and young seed pods, causing loss of pods and seeds. Life cycle and appearance of Diamond back moth The oval and flattened eggs of the diamond [...] the upper two-thirds of the forewings are light ochreous and the markings are like those of the males. The back is marked with a broad cream or light [...] xylostella) are initially yellow or pale green and later darken. They are deposited singly or in small groups of two or ten eggs on both the upper and lower

• Drososan

  the undesired trapping of other insects. Presentation One trap with supension hook. Preparation Fill the trap with approx. 200 ml of Fruit Fly Attractant [...] temperature exceeds 10°C, coinciding with the beginning of the adult flights and fruit development in surrounding trees and shrubs. Traps will be less effective [...] fruit crops. Mode of action The Drososan trap needs to be used in combination with Fruit Fly Attractant. The spotted wing drosophila are attracted to the

• Lyprauta

  their wings. The eggs of Lyprauta sp. are greyish-black and spherical. Larvae of Lyprauta sp. are a transparent greyish white and have a long slender body [...] reddish. The pupae are white to yellow and embedded in a dense web. Adult flies are long and slender and have a dark brown head with short antennae. The [...] is brownish-yellow and the abdomen brown with yellow stripes. The wings are transparent light brown with clearly visible veins and spots. The keroplatid

• Cannabis aphid

  from Colorado in 2016 and is now widespread throughout that state and Oregon. Its range also includes several other states and parts of Canada. The cannabis [...] aphids , and affected plants are damaged by the loss of this vital fluid. The following damage symptoms may be observed when plants are infested with Phorodon [...] mottle virus and alfalfa mosaic virus. Life cycle and appearance of the Cannabis aphid Adult cannabis aphids are between 1.8–2.7 mm long. They are normally

• Western flower thrips

  prepupa, pupa, and finally the adult insect. The eggs of the western flower thrips (Frankliniella occidentalis) are laid in leaves, flower petals and in the soft [...] soft parts of stalks. They are inserted into the plant tissue with a saw-like ovipositor. Larvae are nearly transparent white or yellowish to orange-yellow [...] more developed wing buds and longer antennae that are curved back over the head. The prepupal and pupal instars do not feed and only move if disturbed.

• American serpentine leaf miner

  usually in the upper side of the leaf. Egg spots are oval and hard to distinguish from feeding spots. The larvae of Liriomyza trifolii are entirely ochre-yellow [...] premature leaf-fall and cosmetic damage. In tropical and subtropical areas this can lead to burning in fruit such as tomato and melon. Loss of leaves also reduces [...] although except with ornamental crops, this is usually of less significance. Seedlings and young plants can be completely destroyed as a result of the direct

• Mycotal Brochure

  growth and development of Akanthomyces muscarius are temperatures between 15 and 28°C and a relative humidity of 70% or above. The microclimate of the laminar [...] Mechanical obstruction of respiratory tubes • Exhaustion of reserves and a disruption of organ functioning • Production of specific proteins by the fungus within [...] amount of water to ensure a good wetting of the leaves, pH of spray solution should be between 4 and 10 15 4. Make sure leaves (undersides) are thoroughly