• Neoseiulus cucumeris

  the pest appears. The success of predatory mites in controlling thrips is mainly dependent on the size of the prey larvae. Thrips larvae try to defend themselves [...] Eggs are laid on the underside of leaves on leaf hairs or in the axils of main and side veins. They are oval, white and have a diameter of approximately

• Potato/tomato psyllid

  Candidatus Liberibacter is considered a quarantine pest. Damage symptoms The main direct damage, caused by potato psyllid nymphs when feeding, is known as

• Two-spotted spider mite

  and adults cause damage to the host plant by feeding on plant sap. They mainly occur on the underside of leaves where they pierce the cells and suck out

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• Damping-off

  Disinfect recirculating nutrient solutions. Increase the distance to the main substrate at the start by using higher substrate blocks for the seedlings

• Phytoseiulus persimilis

  spider mite (Tetranychus urticae) and has been used in many crops worldwide, mainly in greenhouses, but also in outdoor crops such as strawberries. This predatory [...] rapidly in the absence of suitable prey. When prey is in short supply, mainly adult females will leave the prey patch in search of other spider mite colonies

• American serpentine leaf miner

  gypsophila, celery, sweet pepper, pea, bean and potato. In greenhouses, it is mainly found on gerbera and chrysanthemum. Today the insect is widespread across

• Top diseases in roses - Powdery Mildew

  February 17, 2023

  different genera of fungi such as Erysiphe, Podosphaera, Oïdium, Leveillula . The main culprit in roses is Sphaerotheca pannosa . This fungus penetrates the plant [...] are the fluffy fungal growth so typical of powdery mildew. Conidia are the main means of dispersal. They are dispersed by wind, as are the ascospores. In

• Cyclamen mite

  stem. Gerbera flowers deform and discolour with the leaves turning bronze, mainly along the midrib. Even a mild infestation can cause enormous damage, and

• Trianum-P improves open field pepper production in Portugal

  countries after undergoing different processes such as freezing or cooking. The main vegetable crops for processing in Portugal are: Tomato (14,500 hectares)