• Oleander scale

  olives this is seen as green spots on purple fruits. Damage to foliage is particularly important in ornamentals . Heavy infestation can lead to yellowing [...] oleander scales are a greyish, dirty white or yellowy colour, round in shape, with a scale whose apex is off-centred. This scale resembles a miniature fried [...] fried egg with a diameter of 2 mm. The newly hatched crawlers are roughly 0.3 mm long. They quickly attach themselves to the plant and form a scale. Colonies

• Black root rot of cucurbits

  The lesions can be enclosed by pseudostromata: dark coloured tissue that looks like black stripes. The disease is usually restricted to a few of the roots [...] survives in the soil and is a strong saprophytic competitor, which means it can rapidly colonize ‘clean’ or sterilized soil and substrate. It aggregates, so d [...] kill the plants. In case of a less severe infection, the vines may wilt at a late stage of the crop, but when water supply is in any way limited during earlier

• Bacterial wilt, brown rot

  solanacearum 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 [...] Ralstonia solanacearum is a quarantine organism in Europe and considered a bioterrorist organism in the United States. It is a commonly found soil-inhabitant [...] vascular stem tissue is coloured brown and when the stem is cut, bacterial slime oozes from the wound. This is the way to distinguish it from Verticillium

• Effective Wireworm Control In Potato Crops With Beneficial Nematodes

  July 19, 2024

  causing death within a few days. Trial results show that by adopting beneficial nematodes damage to tubers can be reduced by up to 30%, which ultimately [...] products can be used to combat wireworms. Application Techniques & Timing Nematodes are typically applied to irrigated potato fields as a soil drench or [...] impact of nematode biocontrol. A strategy of applying split doses can be followed to ensure that the whole risk period is covered. The use of beneficial

• Beneficial microorganisms

  can lead to the insect's death. Spore production: As the insect succumbs to the fungal infection, the fungus continues to grow. Eventually, it produces [...] provide positive effects to their environment, including various biological systems and organisms. These microorganisms play a crucial role in biological [...] like biopesticides, where they are introduced to target pests, providing an eco-friendly alternative to chemical pesticides. Well-known examples of beneficial

• Natutec biocontrol application devices

  offers a broad range of application devices for the dispersal of beneficial organisms over crops. Each Natutec solution is specifically tailored to meet [...] about Koppert biocontrol products that can be applied using Natutec technology. Endorsed by Koppert Natutec is a product brand of Koppert. We specialise in [...] control solution and continues to set new standards in sustainable agriculture. With decades of expertise and a deep commitment to innovation, we effectively

• Oak processionary moth

  processionea ), is a major pest of oak in many European countries. The common and scientific names of this moth refer to the behaviour of the larvae to form long [...] trees. However, this is usually less of a problem as the trees normally recover from this. More important is the health risk posed to both human and animal [...] during the day leaving at night in a characteristic procession to feed in the canopy of the trees. If the leaves on a tree become scarce, the larvae move

• Poinsettia. Main pest pressures

  May 21, 2019

  planting; this is key to ensuring that cuttings can form roots without being damaged, and after 14 days the roots should be sufficiently mature to avoid damage [...] damage to the cuttings, to the extent of killing them. The larvae feed on the young roots of the plants, and can then progress into the stem, if not controlled [...] vaporariorum , and the tobacco whitefly , Bemisia tabaci , a non-native notifiable pest, are reported to be the main pest pressures. However, over the last few

• Cottony soft rot

  as cottony soft root, is a plant pathogenic fungus. It has a very wide range of host plants. Damage symptoms The first symptoms of a cottony soft root ( [...] tubers, thereby creating a source of infection for the next crop. The dispersal to neighbouring plants is by mycelial growth. How to prevent Cottony soft rot [...] the stem base. The plant above it wilts and rots. White, fluffy fungal mycelium grows on the lesions, giving this disease its name cottony soft rot. In the

• Cyclamen main pest pressures

  May 17, 2019

  Phytonemus pallidus , is a very tiny mite, only just visible to the naked eye, and is must commonly found in glasshouses. The mites may be concentrated around [...] , or western flower thrips (WFT), is the most common species found in Cyclamen. If a biological control strategy is not implemented, both larvae and adult [...] spots of frass, and feeding marks to the flowers. Their life-cycle is very temperature-dependent. Although thrips can be found at lower temperatures of 10