• Citrus mealybug

  in form, passing through a second and third instar after which they become sexually mature. Soon after becoming an adult the females start to release a sex [...] / or yellowing of leaves, sometimes followed by defoliation. The overall effect is a reduction of photosynthesis and therefore the yield. Flowers and fruit [...] whereas the females remain mobile throughout their entire development. After the second instar, a male nymph forms a dark brown ‘prepupa’ from which a

• Fusarium wilt

  resistant cultivars Use clean propagation materials (seed can be treated effectively with hot water) Use clean substrate in greenhouse crops Disinfect tools [...] during harvest and during post-harvest storage and enhance wound healing after harvest, depending on the crop Prevent plant diseases by optimizing plant

• Addit

  Improves the effect of Mycotal and entomopathogenic nematodes. Crops Do not use on kalanchoe plants. Mode of action Addit improves the spread of plant [...] y, test in a small area before proceding with application. Storage time after receipt See package for expiry date Storage time will decrease once package

• Bacterial wilt, brown rot

  the wilting and collapse of plants happens rapidly. Leaves remain green after wilting, until they are completely desiccated. Infected stems show long, [...] Under conditions favourable for the bacteria, the whole plant will wilt soon after the first symptoms appear. When conditions are less conducive for disease [...] in place, including a five-year ban on using a field for potato cropping after infection of potatoes from that field has been established Prevent plant

• Fusarium head blight or scab

  resistant cultivars Use clean propagation materials (seed can be treated effectively with hot water) Use clean substrate in greenhouse crops Disinfect tools [...] during harvest and during post-harvest storage and enhance wound healing after harvest, depending on the crop Prevent plant diseases by optimizing plant

• Wheat bunt

  strongly correlated to temperature and precipitation in the first 11 days after sowing, with maximum disease incidence at an average temperature of around [...] Since Triticum controversa mostly attacks the 2-3 leaf stage, this is less effective for this fungus Prevent plant diseases by optimizing plant potential and

• Crazy roots, hairy roots, crown gall

  General Rhizobium bacteria are soil bacteria that fix nitrogen after becoming established inside root nodules of legumes. Additionally, pathogenic Agr [...] is from the propagation material. Infection also takes place via wounds. After infection, galls are formed which break open, releasing many bacteria. These

• Pherodis

  release of the pheromone from the new capsule Pheromone dispensers remain effective for a maximum of 6 weeks Dosage In general two or four dispensers per hectare [...] Combined use Use in combination with a suitable trap. Storage time 2 years after the production date when stored in a freezer (-18°C), and 1 year when stored

• Neoseiulus californicus

  spider mites are scarce and can control small spider mite populations more effectively over the longer term. Neoseiulus californicus for pest control Neoseiulus [...] conditions for use of Neoseiulus californicus Neoseiulus californicus is most effective at temperatures between 13 and 32°C (55 and 90°F) and is sensitive to relative [...] leaves Make sure the material remains on the leaves for at least a few hours after introduction Can also be applied with (Mini)-Air(o)bug The dosage of Spical

• Neoseiulus cucumeris

  cucumeris Neoseiulus cucumeris is most effective at temperatures between 15 and 25°C (59 and 77°F). It is not effective at temperatures above 30°C/86°F. Neoseiulus [...] sure the material remains on the introduction site for at least a few hours after introduction Choose at least 4,000 introduction points per hectare, evenly [...] per ha and hang them evenly spaced in the crop. Release should be repeated after 4 weeks if the pest is not controlled. Consult a Koppert advisor or a recognised