Green peach aphid

from the plant and disturb the balance of growth hormones. As a result, the plant’s growth is retarded giving rise to deformed leaves or, if the infestation [...] therefore need to extract large quantities of sap to get sufficient protein. The excess sugar is secreted in the form of honeydew, making the crop and its [...] different families. Damage symptoms Of all the aphids , the peach potato aphid ( Myzus persicae subsp. persicae ) is the most important vector of viral diseases

Rose aphid

presence in the crop. Wingless females of the rose aphid are 1.7-3.6 mm long and green or deep pink to red-brown. The antennae and sometimes the head is dark [...] dark in colour. The siphunculi are black and bent outwards. The rose aphid usually overwinters on rose bushes in the egg stage, although in mild winter [...] covered by aphids. In summer, winged aphids spread the infestation to other rose plants and sometimes also to secondary hosts. Colonies are often present on

Cryptolaemus montrouzieri

species such as the citrus mealybug and the long-tailed mealybug . The predatory beetle Cryptolaemus montrouzieri is used for the control of the following pests: [...] for mealybug control The predatory beetle Cryptolaemus montrouzieri is a species of beetle belonging to the family Coccinellidae. The beneficial insect is [...] mealybugs. Once the supply of mealybugs becomes inadequate, the ladybirds fly off in search of new prey. Sometimes the larvae resort to cannibalism under

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Strawberry aphid

one of the most serious pests affecting strawberry plants. Direct damage is caused by the aphids sucking sap from the plant, which reduces the yield and [...] and quality of fruit. The leaves do not become distorted but leaves and fruits quickly become sticky due to the honeydew the aphids excrete. Black sooty [...] mm. The aphids mainly feed on the underside of young leaves. On outdoor strawberries, winged aphids appear in May and June; these aphids disperse to other

Chrysoperla carnea

sheltering under the plant or the rim of the pot, during daylight hours. The larvae grasp their prey from below and lift them in their jaws. The prey is injected [...] , although the actual quantity depends on prey species and temperature. When prey is scarce, the larvae can resort to cannibalism, with the older larvae [...] that become broader towards the rear. Two chocolate-brown, or red-brown, bands run over the body. Pupal stage: The pupae of the Chrysoperla carnea are usually

Amblyseius andersoni

are usually found on the lower surface of the leaves, often in the corner of the main vein and lateral veins. It is not possible to distinguish Amblyseius [...] according to the prey eaten, and varies from almost lucent whitish to opaque white or yellow. Due to their size and colour they are difficult to spot in [...] not exposed to direct sunlight. Sachets already have an exit hole. Hold sachets by the cardboard strip at the top, to avoid damaging the predatory mites

Neoseiulus cucumeris

Turn and shake the bottle or bucket gently before use o Bottle: Push the centre of the cap to open the dosage hole o Bucket: Use a spoon to distribute Thripex [...] colour as the eggs, and are only slightly larger. They do not need to feed to develop into a protonymph. The nymphs are larger than the larvae, have eight [...] already have an exit hole Hold sachets by the cardboard strip at the top, to avoid damaging the predatory mites The dosage of Thripex -Plus depends on climate

100% Sustainable Agriculture

testing them in the field together with you. Only with the help of your knowledge and experience can we move forward to develop the very best biological [...] challenging. You are not alone: Koppert wants to help you find the right solutions. We are a family business and the global market leader in developing sustainable [...] that is the guiding principle in everything we do! Pioneering is not new to Koppert. In fact, it’s in our DNA. Fifty years ago our founder was the first

Phytoseiulus persimilis

shake the bottle gently before use Push the centre of the cap to open the dosage hole Sprinkle material on leaves or pour into Diboxes Make sure the material [...] on spider mites. The quantity of prey consumed depends on the predator and prey populations, the sex and age of the predator, and the temperature and relative [...] already have an exit hole Hold sachets by the cardboard strip at the top, to avoid damaging the predatory mites The dosage of Spidex Vital Plus depends on