Thrips Identification Guide

Adults exit galls and migrate to new terminal leaves to begin a new generation. The life cycle takes about 30 days. Thrips move rapidly after disturbance. [...] Damage Host plants Females 1.2 mm long, males 1 mm. Variable in colour, from yellow to dark brown. 8 antennal segments. Long setae below the compound eyes [...] . Adults migrate to terminal leaves and establish folded-leaf galls. Mating, egg laying, and a complete generation develop within a single gall. Adults

Aphidoletes aphidimyza

close to, an aphid colony, finding prey for the newly hatched larvae is normally not difficult. When a gall midge larva attacks an aphid, it injects a paralyzing [...] 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 [...] pests: Aphids Aphidoletes aphidimyza is available at Koppert as Aphidend . How to use Aphidoletes aphidimyza The predatory gall midge Aphidoletes aphidimyza

Plant Health

complete proteins crucial for plant growth. A well-established soil food web contributes to minimal susceptibility to opportunistic pathogens. Stored energy [...] Embracing a systems approach for sustainable agriculture Recognizing the negative impacts of food production, growers are transitioning to a more holistic [...] ensuring long-term effectiveness and compliance with stringent chemical residue standards. Nurturing plant-soil interaction Understanding how plants interact

Aphytis

ha/release. Releases should be repeated monthly for 4 to 10 times per year. Consult a Koppert advisor or a recognized distributor of Koppert products for advice [...] scales. Upon hatching the larva proceeds to feed on the scale. After reaching adulthood, the adult wasp chews a small round hole in the scale cover and [...] predation on its host (host feeding). Visual effect In parasitized scales a round hole on the back is visible after the emergence of the adult wasp. Pack

Tomato leafminer

In case of serious infection, leaves die off completely. Mining by the caterpillar causes malformations. Damage to fruit allows fungal diseases to enter [...] in the soil or on the surface of a leaf, in a curled leaf or in a mine. If they leave the mines they build silk cocoons on the leaflets or in the soil. [...] General The tomato leaf miner (Tuta absoluta), a major pest of field- and greenhouse-grown tomatoes, belongs to the family of Gelechiidae . It is oligophagous

Oleander scale

fried egg with a diameter of 2 mm. The newly hatched crawlers are roughly 0.3 mm long. They quickly attach themselves to the plant and form a scale. Colonies [...] oleander scales are a greyish, dirty white or yellowy colour, round in shape, with a scale whose apex is off-centred. This scale resembles a miniature fried [...] mainly form on the underside of leaves. After 1 to 2 months, the female reaches adulthood and begins to lay eggs. An adult female may live for several months

Cottony cushion scale

considered to have originated in Australia. It was accidentally introduced to California in about 1868 and devastated the citrus industry there until a natural [...] produce long, hair-like, transparent rods of wax from the body. On reaching maturity, the ‘female’ produces a white, fluted, wax ovisac with a series of [...] of dusky wings, The adult ‘females’ produce 500 to 2000 bright-red, oblong eggs over a period of 2 to 3 months. After leaving the egg sac, the crawlers

Beetles

control videos Take a look at the video or go to our Youtube channel to see our beetle control products in action. More beetle control videos How to get rid of [...] habit. A number of species are a serious pest in crops or stored products. There are many useful beetles as well. For instance, ladybirds contribute to the [...] Coleoptera Beetles What are beetles? Beetles belong to the order Coleoptera, a well-known group of insects that are easily recognizable on account of their

Greenhouse whitefly

symptoms The larvae of whitefly need a lot of protein for growth, and thus consume a large quantity of plant sap. This contains a high proportion of sugar, and [...] development of fruit and lead to a reduction in yield. The honeydew deposited on fruit makes it sticky. Dirt adheres to the fruit, and the growth of sooty [...] flattened on the leaf. The fourth larva stadium develops into a white, oval case encircled by a ring of erect waxy rods. This is called the pupa stadium and

trial results wireworm control

of the nematodes produced by Koppert has been selected to target specific pest insects. How does it work? After application, the nematodes set out in search [...] soon after being infested, and dies within a few days. The nematodes that emerge then start their search for a new host. 01-2024 [...] efficacy against wireworms in irrigated potato (% damage reduction compared to untreated control) Emilia-Romagna Region - North Italy, Sagea 2022 40 17