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Natutec biocontrol application devices

biocontrol products that can be applied using Natutec technology. Endorsed by Koppert Natutec is a product brand of Koppert. We specialize in the production

Onion fly

mm long, with a grayish-yellowish body and clear wings. The eggs are laid by the female onion fly on the young leaves, necks of onion seedlings or in the [...] agents, and applying chemical insecticides when necessary. Damage caused by onion fly Severe onion fly damage can cause stunted growth, yield reduction [...] leaves is one of the most obvious signs of onion fly damage. Small tunnels made by the larvae as they feed can also be seen in the bulbs. The bulbs may occasionally

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Crazy roots, hairy roots, crown gall

dispersed by rain and wind and by humans and tools. Until now, no bacteria have been isolated from crazy roots. This disease seems to be caused by a change [...] underground plant parts and on the crown. Furthermore, infection is characterized by excessive root growth (crazy roots). In greenhouse vegetables, the roots overgrow [...] appearance of Crazy roots, hairy roots, crown gall The primary source of infection by Rhizobium rhizogenes has not yet been defined. The assumption is that the

Powdery mildew

first ventilate by only opening the windows on the lee side. Please note, this is not relevant for other diseases that are inhibited by reducing the RH [...] General Powdery mildew is a fungal disease that is caused by many different species of fungi such as Erysiphe, Podosphaera, Oïdium, Leveillula. Damage [...] mostly on the underside of the leaf, because the fungus infects the plant by entering through the stomata and there are more stomata on the underside of

Verticillium wilt

Prevent damage to the roots by controlling the nematodes, as damaged spots can be used as points of entry Prevent plant diseases by optimizing plant potential [...] brown or greenish, but much less distinct than the discolouration caused by Fusarium . The root system usually stays mostly intact. In rose, branches [...] The fungus infects the roots of plants, directly or through wounds caused by for example nematodes. The fungus then grows into the vessels of the plant

Apple scab

become grey and fluffy. The lesions caused by ascospores are more restricted, whereas the lesions caused by conidia extend faster and may merge. Infected [...] harmed by for example application of compounds against stem canker, since they help in decomposing the infected leaves Prevent plant diseases by optimizing [...] produce corky rings around the lesions to prevent further invasion of tissue by the fungus. Late fruit infection only results in small dark lesions which

Phytophthora blight

protrude through the stomata. Secondary infection is either by germinating sporangia or by zoospores produced in the sporangia. For germination on above-ground [...] fast drying and wound healing, by allowing air circulation Disinfect recirculating nutrient solutions Prevent plant diseases by optimizing plant potential [...] through the skin. The Great Famine was a period of mass starvation caused by this disease which ravaged potato crops throughout Europe during the 1840s