Plant Disease Management

What is biological disease control? Biological control of plant diseases is a method used to manage and reduce the impact of plant diseases by utilizing [...] diseases. Healthy soil Maintaining healthy soil is crucial. Soil that is well-draining and nutrient-rich provides a solid foundation for plants to thrive. Healthy [...] plays a critical role. Removing and promptly disposing of diseased plant material is essential to prevent the spread of pathogens. This practice is particularly

Grower Koen - Embracing biological crop protection in agriculture

acquires a lot of knowledge and is prepared to fully transition to biological crop protection when the government decides that certain traditional methods [...] He appreciates the close collaboration with Koppert, which is crucial especially when you start using bio-control solutions. It has helped him deploy [...] traditional farming practices. For him, it is clear that chemical-free farming is an inevitable trend, and he is determined to prepare for this new phase

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Diglyphus isaea

Diglyphus isaea is a small parasitic wasp belonging to the family Eulophidae within the order Hymenoptera . It is widely recognized for its role as a biological [...] isaea Because Diglyphus isaea is an ectoparasite, all instars (egg, larva, pupa and adult) develop outside the host. Egg stage: A female wasp first paralyzes [...] instars: the first is colourless and transparent, the second is yellow and semi transparent with a brown fat body, and the third larval instar is blue-green.

Tomato leafminer

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. When pupation occurs [...] leaf miner (Tuta absoluta), a major pest of field- and greenhouse-grown tomatoes, belongs to the family of Gelechiidae . It is oligophagous, feeding mainly [...] female moth of the tomato leaf miner ( Tuta absoluta ) lays about 260 eggs. The eggs of the tomato leaf miner ( Tuta absoluta ) are cylindrical. Their colour

Black leg of seedlings

substrate the plant turns brown. A typical symptom of a Pythium infection is the easy stripping of the skin from the root cortex with a finger nail. Life cycle [...] General Pythium is considered a ‘weak pathogen’, meaning that it can usually only affect plants that are in a sub-optimal condition or suffer from stress [...] of seedlings Pythium belongs to the Oomycetes, a separate group of microorganisms and is therefore not a real fungus. It survives as oospores, resting spores

Damping-off

substrate the plant turns brown. A typical symptom of a Pythium infection is the easy stripping of the skin from the root cortex with a finger nail. Life cycle [...] General Pythium is considered a ‘weak pathogen’, meaning that it can usually only affect plants that are in a sub-optimal condition or suffer from stress [...] Damping-off Pythium belongs to the Oomycetes, a separate group of microorganisms and is therefore not a real fungus. It survives as oospores, resting spores

Oleander aphid

the milkweed aphid, is a common pest of several important ornamental plants in the families Apocynaceae and Asclepiadaceae. It is commonly found feeding [...] Oleander aphid The oleander aphid is an obligate parthenogenetic species; thus the adult aphids are all female and males do not exist. Adult females may be [...] feeding on oleander and milkweeds ( Asclepias sp.). The oleander aphid is cosmopolitan, and can be found in tropical to warm temperate regions throughout the

American serpentine leaf miner

millimetres long. When the adult females feed or lay eggs, they bore a hole using their toothed ovipositor, usually in the upper side of the leaf. Egg spots are [...] American serpentine leaf miner The life cycle of a leaf miner has the following stages: egg, three larval instars, a pupal instar and the adult fly. Adult leaf [...] ochre-yellow. When the larva hatches from the egg, it begins to eat into the leaf at once, tunnelling down into the mesophyll tissue where damage is caused by

Pherodis

production date when stored in a freezer (-18°C), and 1 year when stored in a refrigerator (4-6°C). Storage temperature Preferably in a freezer (-18°C) [...] the first few days following the installation of a new capsule higher numbers may be caught due to a temporarily higher release of the pheromone from the [...] 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