• 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

• Fruit grower uses Natupol Tripol for outdoor pollination

  region of the Netherlands, the 80-hectare orchard grows apples on 45 hectares and pears on 35 hectares. Apple varieties grown include Elstar, Goudreinetten [...] Fruit grower Alfred Verstegen works together with his brother and nephews on their fruit company, Verstegen VOF in Opijnen, Gerlderland. Six years ago

• Loose smut of wheat

  only becomes visible after head emergence. The teliospores that are formed on systemically infected seeds then infect neighbouring new seeds. They germinate

• Loose smut of barley

  only becomes visible after head emergence. The teliospores that are formed on systemically infected seeds then infect neighbouring new seeds. They germinate

• Plum

  fruit comes in many species, and taxonomists cannot agree on how many exactly. Depending on who you are asking to, between 19 and 40 different species

• 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

• Vine mealybug

  this mealybug is mostly found on grapevines, but also on figs and pomegranates. Damage symptoms Mealybugs inflict damage on the crop in various ways: Nymphs [...] stically, dark sooty moulds ( Cladosporium spp .) are often found growing on this honeydew. Additionally, the white, waxy secretion of the mealybugs, reduces

• Capyphor

  humidity, as described above Storage time after receipt See expiry date on the box. On average product can be stored for 7 weeks. Storage temperature Refrigerate [...] pest's body cavity. These bacteria convert the host tissue into a food source, on which nematodes feed, develop, and reproduce inside the host. This kills the [...] if finer than 0.3 mm (50 mesh) Use a maximum pressure of 20 bar/290 psi (on nozzle) The spray nozzle opening should be at least 0.5 mm (500 microns –

• Large raspberry aphid

  Amphorophora idaei, is the most important aphid species found on raspberries in Europe. It only feeds on raspberry. Damage symptoms Large raspberry aphids rarely [...] canes and hatch in spring. After emerging in spring, the aphids mainly feed on the underside of leaves and start to reproduce parthenogenetically. They are

• Strawberry aphid

  a body length of only 0.9-1.1 mm. The aphids mainly feed on the underside of young leaves. On outdoor strawberries, winged aphids appear in May and June; [...] sticky due to the honeydew the aphids excrete. Black sooty mould fungi grow on the honeydew. The strawberry aphid is an important vector of several plant