Horiver Drystick

Insect pests are attracted to the colour of the sticky trap and get caught in the glue. Presentation Polysterene cards coated with dry sticky glue. Available [...] then also be trapped Remove the silicone cover paper from both sides of the trap Replace the traps when largely covered by insects and/or debris Dosage [...] insects for as long as Horiver Wetstick as the glue gets saturated earlier with insects or dust and debris The silicone cover paper is perforated and can

Crazy roots, hairy roots, crown gall

Adjust the work order in greenhouses to fit with the hygiene protocol Disinfect the nutrient solution in order to prevent biofilm growth inside the irrigation [...] crown gall The primary source of infection by Rhizobium rhizogenes has not yet been defined. The assumption is that the bacteria survive in the soil, but [...] caused by a change in the hormonal system of the plant resulting from the Rhizobium infection. Rhizobium rhizogenes puts a Ri-plasmid in the plant tissue and

Spical

Turn and shake the bottle gently before use Push the centre of the cap to open the dosage hole Sprinkle material on leaves Make sure the material remains [...] tomato. Mode of action Predatory mites pierce their prey with their sucking mouthparts and suck out the contents. Pack size 25,000; 125,000 predatory mites [...] remains on the leaves for at least a few hours after introduction Can also be applied with Natutec Airobreez, Natutec Mini-Airbug, Natutec Airbug or Natutec

Broad mite

to the damage caused by viruses. The typical pattern of damage consists of malformation and distortion of the above-ground growth of the plant. The mites [...] lay their eggs mainly on the underside of the leaf or on the fruit surface. The elongated, oval eggs are firmly attached to the surface and are rather large [...] (about 0.07 mm) compared with the subsequent, active stages. They are transparent and speckled with white dots. The larva of the broad mite ( Polyphagotarsonemus

Oleander aphid

rather than eggs and that the progeny are clones of the adult female. The nymphs feed in colonies on the shoots at the top of the plant. Nymphs progress through [...] region, the origin of its principal host plant, oleander. Damage symptoms The colonies of bright yellow aphids can easily be seen on the shoots of the host [...] host plants. The damage caused by the aphid colonies is mainly aesthetic due to the large amounts of sticky honeydew produced and the resulting black sooty

Koppert Foundation

education about our wonderful partnering with nature in integrated crop management supporting local Koppert employees with their personal social responsibility [...] Koppert established the Koppert Foundation on their 50 th anniversary in 2017. This Foundation aims to contribute to sustainable solutions for horticulture [...] horticulture and agriculture and improvement of the health and availability of food and nutrition for those who need it most. Scope Koppert Foundation focuses

Tomato leafminer

mine inside the leaf, stem or fruit. In the second to fourth instars they become greenish with a black band behind the head. The prepupae of the tomato leaf [...] occur underneath the crown of the fruit and even inside the fruit itself. On leaves, the larvae only feed on mesophyll tissues, leaving the epidermis intact [...] place in the soil or on the surface of a leaf, in a curled leaf or in a mine. If they leave the mines they build silk cocoons on the leaflets or in the soil

Angular leaf spot

lesions on the underside of the leaf. They enlarge to angular spots, often limited by the small veins. The distinctive feature is the way the lesions look [...] visible on the upper side of the leaf as irregular spots which are first reddish brown and then become necrotic. The foliar symptoms are the most important [...] dry leaves or leaves in the soil, but not independantly in the soil. Under humid conditions, bacteria ooze from the lesions on the leaves and form a secondary

Predatory mites

chemical pesticides. Koppert is the pioneer in the development of predatory mite solutions, starting in 1967 with the rearing of the predatory mite Phytoseiulus [...] essential to know where the pest is, how severe the infestation is and to identify the pest. Select the right predatory mite: Choose the appropriate species [...] Quantity: Determine the appropriate quantity of predatory mites needed based on factors such as the size of your crop and the severity of the pest infestation

Grape mealy bug

to considerable yield loss. Damage symptoms Adults and nymphs suck the sap from the leaves, shoots, flowers and grape bunches. Malformation of leaves and [...] mobile, start sucking the plant sap and form colonies and are orange in colour. Female mealy bugs are abundantly found causing damage to the crop while males [...] severe infestation of mealy bugs. Feeding damage in grapes is minimal but the marketability is greatly affected due to its cottony egg mass, honey dew,