Orius laevigatus

development (four per day on average). Adult females can kill up to 20 nymphs or six to seven adults per day. They are also cannibalistic. In pollen producing [...] natural enemy Orius laevigatus is available at Koppert as Thripor-L . How to use Orius laevigatus The predatory bug Orius laevigatus is available in a [...] application boxes (Dibox) Apply in groups of at least 50 insects in order to establish a population and encourage mating Make sure the material remains

Blackcurrant aphid

place by parthenogenesis, with unfertilized viviparous females continuing to produce new generations of females. Aphids moult four times before reaching [...] their presence in the crop. Wingless females of the blackcurrant aphid are 1.3-2.6 mm long and pale greenish white or sometimes yellowish, often with a darker [...] currant plants. It does not induce a gall on blackcurrant. In June, it migrates to hemp nettle and other Lamiaceae where it curls and rolls the young leaves

Pear psylla

cycle and appearance of Pear psylla Adults pear psyllas are 2-3 mm long and orange red to blackish. They have white, longitudinal stripes on the back of [...] serious damage in pear orchards. Damage symptoms Pear psylla feeding leads to growth inhibition and malformation of leaves and fruits. Heavy infestations [...] yellowish with clearly visible purplish-red eyes. Later instars are purplish to reddish brown with whitish longitudinal stripes and blackish markings on the

Dwarf bunt

teliospores. These balls break during harvest allowing the teliospores to fall to the ground. Additionally, these teliospores contaminate healthy kernels [...] germination is 3-8 °C and it takes three to ten weeks for germination. The seedlings are infected after emergence; the two- to three-leaf stage plants are most [...] General Tilletia controversa is a plant pathogen. It is a fungus known to cause the smut disease TCK smut in soft white and hard red winter wheats, as

Aphidalia

Paper bag. Carrier Buckwheat hulls. Application Open the bag and attach it to the tree near the first branch with a nail or wire stitch Apply 1 bag per [...] depends on climate and the size of the trees and should always be adjusted to the particular situation. Start introduction as soon as the first aphids are [...] are detected on the trees. Use at least one cotton bag per tree and up to 3 bags for large trees. Consult a Koppert advisor or a recognized distributor

Aphidoletes aphidimyza

As gall-midges are active at night, it is crucial to keep the night temperature above 12°C/61°F, to ensure optimal conditions for oviposition. Apply A [...] the aphids, and the aphid species. The time required to consume an aphid can vary from a few minutes to several hours, depending on the age and nutritional [...] beneficial insect is widely employed in integrated pest management (IPM) programs to suppress aphid populations in various agricultural and horticultural settings

Buckthorn-potato aphid

Wingless females of the buckthorn- potato aphid are 1.1-2.4 mm long and bright pale green to yellowish green. The antenna are relatively short and barely [...] place by parthenogenesis, with unfertilized viviparous females continuing to produce new generations of females. Aphids moult four times before reaching [...] aphids mainly feed on the underside of leaves of their summer hosts and start to reproduce parthenogenetically. Both wingless and winged forms are produced

Dacnusa sibirica

adult. In order to see the eggs and larvae of the endoparasitoid, the parasitized leaf miner larvae must be dissected; it is impossible to tell whether a [...] wasp Dacnusa sibirica Dacnusa sibirica is a small parasitic wasp belonging to the family Braconidae . This insect is known for its role as a biological [...] the control of leaf miners of the genus Liriomyza . The species is native to Europe and can appear spontaneously in greenhouses in all seasons. Dacnusa

Feltiella acarisuga

from the eggs, the midge larvae start to feed on spider mite eggs, nymphs and adults. They use their mouthparts to first immobilise their prey and then [...] consume 15 adult spider mites or up to 50 mite eggs per day. They are aggressive and adapt the amount of food they consume to the density of the spider mite [...] white. The eggs and the first larval stages are very difficult to find in the crop due to their small size and colour. Pupal Stage : After completing their

Oleander aphid

(tip of abdomen). Nymphs are similar to apterae in appearance except that they are smaller. Size ranges from 1.5 to 2.6 mm in length. Females are viviparous [...] Asclepias sp.). The oleander aphid is cosmopolitan, and can be found in tropical to warm temperate regions throughout the world. It probably originated in the [...] host plants. The damage caused by the aphid colonies is mainly aesthetic due to the large amounts of sticky honeydew produced and the resulting black sooty