Chrysoperla carnea

larva itself. On average a larva will consume 300-400 aphids of various sizes during its development, although the actual quantity depends on prey species [...] often ignored because they stand on stalks. Adults make no contribution to biological control. They feed exclusively on pollen, nectar and honeydew and [...] the family Chrysopidae within the order Neuroptera. Green lacewings target on aphids , caterpillars , thrips , mealybugs , and other soft-bodied insects

Bruchid Beetle Trap

lining up the slots Application Place trap on a 1 metre stick Place one trap on the north edge and one trap on the south edge of the field Dosage Two traps [...] detect, count and identify. Presentation One trap. Preparation Place the funnel on to the green bucket Place the pheromone dispenser in the transparent top Fix [...] beetles is expected from the end of March during vegetative growth (depending on geographic location). Bruchid beetle traps are not reliable during the flowering

Trianum effectively controls Pythium in cucumber

just ticking over. Those sorts of conditions have a bigger impact on the beneficials than on the thrips, which means I need to be alert. The same goes for [...] Thripex , in an overkill) keep thrips under control on the farm. Hendriks releases Montdorensis every week on half of his crop – the even rows one week, the [...] hangs a sheet of insect netting with Neoseiulus cucumeris every four weeks on one for every seven plants. The two predatory mites also keep spider mites

Carnation tortrix

damage it inflicts on carnations and strawberries. Damage symptoms The larvae of the carnation tortrix ( Cacoecimorpha pronubana ) feed on the upper surface [...] laying up to 700 eggs, deposited in batches of 10 to 200 on the upper surface of leaves or on other greenhouse materials. At first, the eggs are a light [...] Balearic and Channel Islands as well as Madeira. It is polyphagous, observed on 160 cultivated and wild plant species – trees as well as herbaceous forms

Cabbage leafroller

of 10 to 90 pieces and covered with a gelatinous layer on the upper side of leaves, preferably on major veins or depressions in the epidermis. The caterpillar [...] has also become a pest in greenhouse crops. Great damage can be inflicted on ornamental crops, such as roses, alstroemeria, azalea, cyclamen, and kalanchoë [...] raspberry can all serve as hosts. Damage symptoms Caterpillars feed mainly on leaves, flowers and buds. Older caterpillars loosely spin newly opened leaves

Western flower thrips

occidentalis) can be found on a wide variety of plants, including many vegetable and ornamental crops in greenhouses, and on various weeds. It is an especially [...] occidentalis) usually pupate in the ground, although pupae can also be found on leaves, in flowers or in other sheltered places. The prepupal and pupal instars [...] causing the surrounding tissue to die. The resulting silver-grey patches on leaves and the black dots of their excreta indicate their presence in the

False spider mites

of the family Tenuipalpidae have a worldwide distribution and can be found on many cultivated plants. Several species have been reported, especially by [...] plants. Damage symptoms False spider mites ( Tenuipalpidae ) are usually found on the underside of leaves where they cause a brown, scabby discolouration spreading [...] often be found. The false spider mite ( Brevipalpus phoenicis) also feeds on fruits of for instance citrus, papaya and pomegranate. Several Brevipalpus

Natutec Drive

depending on the device. Application Fill the drum with the product to be released Place the drum inside the Natutec Drive Choose the speed based on the amount [...] of natural enemies in the crop. The Natutec Drive can be customised based on the specifications of the greenhouse or field and can therefore be used in [...] metre Attach the Natutec Drive onto the pipe-rail, a trailer or a boom Turn on the switch of the Natutec Drive to start releasing the content of the drum

Verticillium wilt

from the top and purple brown stripes occur on the stem. In tomato, sometimes V-shaped lesions are formed on the leaf, between the veins. 'Early dying'

Vine mealybug

mealybug. As the name indicates, this mealybug is mostly found on grapevines, but also on figs and pomegranates. Control Vine Mealybug How to get rid of [...] al stripe running over the body. Damage symptoms Mealybugs inflict damage on the crop in various ways: Nymphs and females extract the sap from the plant [...] stically, dark sooty moulds ( Cladosporium spp .) are often found growing on this honeydew. Additionally, the white, waxy secretion of the mealybugs, reduces