• Aphelinus abdominalis

  be repeated a number of times. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for your situation [...] have a black thorax and yellow abdomen. Males are slightly smaller and their abdomen is a slightly darker colour. A parasitized aphid hardens to become [...] abdominalis is a parasitic wasp for the biological control of various aphid species. The parasitic wasp Aphelinus abdominalis is used for the biological

• Gummy stem blight

  dispersal of disease upwards in the crop and the conidia for spread of the disease downwards. How to prevent Gummy stem blight Before cropping: Remove all [...] all crop debris and disinfect the greenhouse Choose a cultivar that is less susceptible to internal fruit rot Use clean propagation material During cropping [...] source for the new crop prevent condensation on all plant parts at all times Extra Silicon and/or Calcium nutrition hardens the cell walls and makes it harder

• Thrips parvispinus

  approximately 0.6 mm. How to detect Thrips parvispinus Thrips parvispinus is a major pest in greenhouse crops due to its ability to multiply rapidly in the [...] This insect poses a significant threat to a variety of cultivated plants, including ornamentals and sweet peppers. With a short life cycle and high reproductive [...] Its short life cycle and high reproductive rate, with females capable of laying numerous eggs, make Thrips parvispinus a challenging pest to manage. The feeding

• Apple rust mite

  is a microscopic eriophyid mite that feeds on the leaves and developing fruit of apple trees. Because of its small size, the pest is difficult to detect [...] multiply rapidly under favorable conditions, making regular monitoring and the presence of natural enemies important for effective control. Solutions Learn more [...] develop within a relatively short period under favorable conditions. Autumn Towards the end of the growing season, overwintering females move to protected sites

• Grey mould

  Botrytis cinerea) is considered a weak pathogen, only infecting weakened or damaged plants. How to prevent Grey mould Make sure the crop grows regularly [...] then provide a large amount of inoculum Extra Silicon and/or Calcium nutrition hardens the cell walls and makes it harder for the fungi to enter the leaves [...] area, new spores are formed within a few days. Under circumstances unfavourable for germination, the spores can survive a few days on the plant surface and

• Amblyseius andersoni

  almost lucent whitish to opaque white or yellow. Due to their size and colour they are difficult to spot in the crop. Best conditions for use of Amblyseius [...] turning around the bucket a few times Carefully sprinkle on the leaves Make sure the material remains on the leaves for at least a few hours after releasing [...] control is achieved. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for your situation. More about

• Predatory insects

  controlling aphids and spider mites . Gall midges have a unique and interesting life cycle that contributes to their effectiveness as biological control agents [...] populations, gall midges contribute to the overall health of plants and help maintain a balanced ecosystem without the need for chemical pesticides. Koppert offers [...] aphidimyza , for aphid control. For spider mite control Feltiella acarisuga ( Spidend ) can be used. Lacewings Lacewings are beneficial insects known for their

• Aphidius matricariae

  Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for your situation. Best conditions for use Aphidius [...] matricariae Aphidius matricariae is a parasitic wasp belonging to the family Braconidae and is widely recognized for its role in biological pest control [...] products Aphipar-M Expand all items How to use Aphidius matricariae The parasitic wasp Aphidius matricariae is available in a bottle ( Aphipar-M ). Spread the

• Chrysoperla carnea

  Chrysoperla carnea for pest control Chrysoperla carnea , commonly known as the green lacewing, is a beneficial insect used in agriculture as a natural predator [...] soft-bodied insects that are harmful to plants. In agriculture, Chrysoperla carnea i s employed as a biological control agent to manage pest populations. The larvae [...] resort to cannibalism, with the older larvae eating the younger. Eggs are often ignored because they stand on stalks. Adults make no contribution to biological

• Aphids

  also excrete a sugary substance called honeydew, which can attract other insects and lead to the growth of a black sooty mold. Aphids life cycle Aphids have [...] Some species of aphids can cause leaves to curl or twist as they feed on the plant sap. How to prevent aphids To prevent aphid infestations in crops, you [...] form a single, very large group of insects: the super- family Aphidoidea, belonging to the order Hemiptera . The aphids discussed here all belong to the