• Spidex

  ml bottle with dosage-plug; 500 ml bottle. Carrier Wood chips. Application Turn and shake the bottle gently before use Push the centre of the cap to open [...] open the dosage hole Sprinkle material on leaves or pour into Diboxes Make sure the material remains on the introduction site for at least a few hours after [...] twice at weekly intervals. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for your situation.

• Fall Armyworm

  those with a strong ultra-violet component. Damage symptoms The developing larvae eat different parts of the host plant, depending on the crop, the stage [...] have a distinct white inverted Y-shaped mark on the front of the head and four large spots on the upper surface of the last segment. Pupae are reddish brown [...] stage of crop development, and the age of the larvae. On maize, young larvae usually feed on leaves, creating a characteristic windowing effect. This damage

• Phytophthora blight

  water-soaked lesions with vague borders and white fluffy fungal growth on the leaves. The centre is grey-brown with a light-green edge. On the stem, elongated [...] zoospores. The pathogen grows into the stem and on the plant surface and new sporangiophores (structures containing sporangia, a type of spores) with sporangia [...] usually circling the stem. On potato tubers, blueish lesions appear, that can be seen through the skin. The Great Famine was a period of mass starvation

• Mycotal

  (15-20°C) per 500 gram of Mycotal and stir into a slurry Fill the spray tank with the required amount of water Empty the slurry into the spray tank and stir [...] conditions The efficacy of Mycotal depends on temperature and relative humidity conditions inside the crop canopy and the timing of application. The following [...] then grows through the insect cuticle and produces spores on the outside of the cadaver, which may spread the infection to other vulnerable pests. Mycotal

• Pherodis

  of trap depends on the species to be monitored. The species-specific sex pheromone lures males of the target pest into the trap. Trapping males also aids [...] installation of a new capsule higher numbers may be caught due to a temporarily higher release of the pheromone from the new capsule Pheromone dispensers remain [...] Aluminium sachet with pheromone/lure dispenser. Preparation Collect the sachets containing the pheromone dispensers from the cold store and open the sachets Do

• Tutasan

  Preparation Place the pheromone dispenser in the green canister and attach it to the upper central part of the trap Fill the trap with water to the level indicated [...] connect the trap to a dripper and make sure the water drips properly into the trap Add a small quantity of vegetable oil or liquid soap to the water A [...] Place the traps on the soil or substrate Maintain a distance of 15-20 metre between traps A continuous water supply is needed to ensure that the trap works

• Bacterial wilt, brown rot

  show signs of wilting during the day which may disappear in the early stages of infection. Under conditions favourable for the bacteria, the whole plant [...] is a plant pathogenic bacterium. It is a soil-borne disease and colonises the xylem, causing bacterial wilt and brown rot in a very wide range of potential [...] s roots on the stem. The vascular stem tissue is coloured brown and when the stem is cut, bacterial slime oozes from the wound. This is the way to distinguish

• Botrytis

  cinerea ) is part of the foot rot complex, which causes rotting of the foot and may cause death of the plants. In cucumber and tomato the fungus causes lesions [...] compounds that kill the plant cells and then uses the content of the plant cells as nutrients. On the infected area, new spores are formed within a few days. Under [...] lesions on pruning wounds. These lesions may encircle the stem, so the part of the plant above the lesion wilts and dies. In vegetables and strawberry,

• Black sigatoka disease

  one month old. The symptoms run parallel to the veins. Within a few days, the spots become a few centimetres in size and turn brown with light grey centres [...] leaves may die within a few weeks. Because of the lack of leaf tissues, fruit maturity is hampered. Life cycle and appearance of Black sigatoka disease [...] conidia. The ascospores are wind-dispersed over longer distances, the conidia are splash-dispersed within the crop. Both types of spores cause the exact same

• Diamond back moth

  pointed toward the apex. The tips of the wings appear to turn upward slightly when viewed from the side. In males, the upper two-thirds of the forewings are [...] suffused with ochre or mixed with whitish scales. The lower one-third of the forewing is ochreous-white, with a nearly white upper edge. In females, the upper [...] upper two-thirds of the forewings are light ochreous and the markings are like those of the males. The back is marked with a broad cream or light brown band