• Horiver Wetstick

  January 1, 1970

  max. 30 cm above the crop and adjust height when plants are growing Do not place traps in-between the plants as parasitic wasps will then also be trapped [...] Best before date. Storage temperature 0-32°C/32-104°F. Storage conditions In a cool, dry place. [...] Insect pests are attracted to the colour of the sticky trap and get caught in the glue. Presentation Polysterene cards coated with wet sticky glue. Available

• Cottony cushion scale

  January 1, 1970

  discovered in greenhouses in temperate regions, but is not generally a pest in these situations. Damage symptoms Cottony cushion scale is a particular [...] have originated in Australia. It was accidentally introduced to California in about 1868 and devastated the citrus industry there until a natural enemy from [...] from the body. On reaching maturity, the ‘female’ produces a white, fluted, wax ovisac with a series of uniform ridges running lengthwise over the surface

• Western flower thrips

  January 1, 1970

  occidentalis) are laid in leaves, flower petals and in the soft parts of stalks. They are inserted into the plant tissue with a saw-like ovipositor. Larvae [...] (Frankliniella occidentalis) usually pupate in the ground, although pupae can also be found on leaves, in flowers or in other sheltered places. The prepupal and [...] most damaging thrips species in many greenhouse crops. The western flower thrips (Frankliniella occidentalis) can be found on a wide variety of plants, including

• Laeveld_Agrochem_GROEI_20_-_Winter_2022.pdf

  January 1, 1970

  factor to consider in determining profitability on a farm is the growing condition. What is in the soil? What is in the water? What type and size of irrigation [...] 84, 505–518. 8. Mvondo-She, M.A.; Gatabazi, A.; Laing, M.D.; Ndhlala, A.R. A Review on the Role of Silicon Treatment in Biotic Stress Mitigation and Citrus [...] Phosphorus is a vital component of ATP, the “energy unit” of plants and a deficiency will limit plant productivity. A deficiency will have a direct influence

• Amblydromalus limonicus

  January 1, 1970

  Amblydromalus limonicus is a species of predatory mite known for its role in biological pest control . Amblydromalus limonicus is a natural enemy of various [...] (less than 24 hours old, white in colour) are a much better prey than older whitefly eggs (more than 24 hours old, brown in colour). At 25°C under optimal [...] have eight legs, and are a whitish yellow colour. Adult mites have eight legs, are translucent white in colour, and have a flat, elongated body. They

• Trial results onion fly and bean seed fly

  January 1, 1970

  insects. How does it work? After application, the nematodes set out in search of their prey. They can actively hunt! Once they have found a host insect [...] many pests. Meet Frank Keijzer, the owner of a 57-hectare organic arable farm and is growing a wide variety of crops, including onions, carrots, sweetcorn [...] the dead insect and reproduce in large numbers. The pest insect stops feeding soon after being infested, and dies within a few days. The nematodes that

• General Conditions Koppert

  January 1, 1970

  this interest. In addition, the Buyer is obliged to compensate Koppert in full for the losses Koppert suffers as a result of a fall in the exchange rate [...] 6.6 I f the Buyer does not meet its payment obligation in full within the term referred to in article 6.1, the Buyer is in breach without any further [...] thereof to which the damage relates, in case of a shortcoming attributable to Koppert, other than as a result of exceeding a delivery term. This choice will

• Tobacco thrips

  January 1, 1970

  nations. In Europe, Thrips parvispinus was first detected in Greece in 1998 as a pest on ornamental crops, later appearing in Spain in 2017, France in 2018 [...] parvispinus is a major pest in greenhouse crops due to its ability to multiply rapidly in the warm, humid conditions typically found in these environments [...] Netherlands in 2019, and Germany by the end of 2021. The tobacco thrips also reached Florida in 2020 and has since spread to several other states in the US