• Mealybugs and scales

  leads to sooty mould. Infestations reduce plant vigor, fruit quality and overall yield. Effective control of mealybugs and scales is essential to maintain [...] scales (family Diaspididae) form three important families within the superfamily Coccoidea. This superfamily belongs to the order Hemiptera (the true bugs [...] fruit are concerned, these often drop off; plant sap is low in proteins and rich in sugars. In order to gain an adequate intake of protein, mealybugs must

• Trial results onion fly and bean seed fly

  seed fly, Frank decided to use Capirel. Integrated pest management, including the use of beneficial nematodes like Capirel, is key to controlling bean seed [...] compared to untreated control) against bean seed fly Vertify, Aarle Rixtel, The Netherlands, 2022 Capirel efficacy (% damage reduction compared to untreated [...] nematodes play an important role in the biological control of many pests. Meet Frank Keijzer, the owner of a 57-hectare organic arable farm and is growing a wide

• Tomato

  crops Integrated Pest Management (IPM) is of importance in tomato cultivation. Tomatoes are exceptionally susceptible to a range of formidable pests, including [...] fertilized with pollen, leading to the formation of healthy fruits. To encourage pollination in tomato crops, growers need to create pollinator-friendly e [...] environments, encouraging them to shift from the use of pesticides harmful to bees, to pollinator friendly biological control solutions. Proper pollination

• Phytoseiulus persimilis

  outbreak is quickly and effectively dealt with, but the disadvantage is that it disappears rapidly in the absence of suitable prey. When prey is in short [...] persimilis is sensitive to relative humidity below 70%. Phytoseiulus persimilis in bottles The predatory mite Phytoseiulus persimilis is available in [...] The predatory mite Phytoseiulus persimilis is by far the most important natural enemy of Two-spotted spider mite (Tetranychus urticae) and has been used

• Treatment of bumblebee stings and allergies

  with bumblebee allergy. This treatment is intended to desensitize the body to bumblebee venom. If you do not wish to undergo hyposensitization treatment, [...] stinger, as is the case with honeybees and wasps. Drones cannot sting. The stinger is a weapon for defence. When a bee stings, some venom is injected into [...] queen can withdraw her stinger, and is able to sting again. A honeybee’s stinger does have barbs. When a honeybee tries to withdraw its stinger, it tears loose

• Whitefly

  their eggs. If the plant is shaken, the adults fly up, and then return to the undersides of leaves. How to prevent whitefly To prevent whitefly infestations [...] causes leaf yellowing and leads to honeydew deposits that reduce crop quality. Effective whitefly control is essential to maintain healthy, productive crops [...] whiteflies are usually white or pale yellow in color. This is due to the wax produced by the adults, which is covering their body and wings. Some species have dark

• Manual Growing lights

  Several placement systems can be used for this. It is also important to give the bumblebees the opportunity to work during the hours with the most daylight. [...] walkway under the gutter (according to Koppert’s general placement advice). From week 40 until week 9, it is also important to make sure that the bumblebee hives [...] it takes up to 60-90 minutes for the last foraging bumblebee to return to the hive. Under low light conditions, this time increases up to 120 minutes.

• Beneficial Nematodes against Horticultural Pests

  together to either partly substitute, and sometimes replace the use of conventional pesticides, to manage pests that are extremely difficult to control [...] If a specific pest is not mentioned in this document, it doesn’t necessarily mean it cannot be controlled by nematodes. Koppert is continuously researching [...] nematodes in horticultural crops Which nematode controls which pest best? This is an overview of the nematode-pest combinations that have been tested successfully

• Plant Pollinator interactions in high temperatures

  climates, it is assumed that the proper management of bees is sufficient to ensure good pollination. The single biggest problem is that if there is not enough [...] the humidity is too low or radiation is too high. strong, and the climate in the greenhouse is consistent. No easy feat, but the payback is more than worth [...] plants is humidity. At low humidity (below 50-55%), the pollen is too dry and does not stick to the stigma. At high humidity, the pollen sticks to the stamen

• SDS_Horiver_Wet__en__CA.pdf

  general Hazardous to the aquatic environment, short–term (acute) Hazardous to the aquatic environment, long–term (chronic) : The product is not considered [...] information Issue date : 05/09/2024 This information is based on our current knowledge and is intended to describe the product for the purposes of health, [...] 2/9 of the surface is coated with adhesive (90% polybutene (CAS no. 9003-29-6) and 10% polyethylene wax (CAS no. 9002-88-4)). Adhesive is harmless, but avoid