• Pea blight, leaf and pod spot

  symptoms Ascochyta pisi causes spots on leaves, stems and pods of peas. The spots on leaves and pods are round, on the stems they are more elongated. The [...] General Ascochyta pisi is a fungal plant pathogen that causes A scochyta blight on pea (leaf blight or pea blight) and lesions of stems, leaves, and pods [...] years with non-host crops Bury or remove crop debris Prevent plant diseases by optimizing plant potential and crop resilience.

• Dwarf bunt

  remain green longer than healthy heads. The glumes are opened either on some or on all spikelets, showing the bunt (smut spore) they contain, which is larger [...] Additionally, plants only reach a fraction of their normal height. Spikes are generally broader and the glumes opened wider, than in plants infected with [...] before emergence and the fungi grow inside the plants to the growing tip. The fungi grow between the plant cells and eventually grow inside the kernels.

• Wheat bunt

  Tilletia laevis are hard to distinguish from infected plants before head emergence, although affected plants may be slightly stunted. Infected (bunted) heads [...] remain green longer than healthy heads. The glumes are opened either on some or on all spikelets, showing the bunt (smut spore) they contain, which is larger [...] before emergence and the fungi grow inside the plants to the growing tip. The fungi grow between the plant cells and eventually inside the kernels. When

• Beetles

  species feed on growing tips and roots or chew and bore into stems, but in other species also feed on leaves. Adult beetles cause damage by feeding on fruits [...] Beetles can cause serious damage in many greenhouse and field crops by feeding on leaves, roots, or fruits, leading to reduced growth and yield loss. Effective [...] order Coleoptera, a well-known group of insects that are easily recognizable on account of their hard wing covers (elytra). With more than 350,000 known species

• Oleander aphid

  principal host plant, oleander. Damage symptoms The colonies of bright yellow aphids can easily be seen on the shoots of the host plants. The damage caused [...] of several important ornamental plants in the families Apocynaceae and Asclepiadaceae. It is commonly found feeding on oleander and milkweeds ( Asclepias [...] mould that grows on the honeydew. Growing tips can be deformed. Repeated heavy infestation throughout the year can lead to stunted plant growth. Life cycle

• Grape downy mildew

  a lysate, these compounds support plant protection by acting both on the plant surface and by activating the plant’s natural defense mechanisms. This dual [...] e, characteristic ‘oil spots’ on the upper surface of young, actively growing leaves, followed by downy white growth on the underside, are typical early [...] to light-green oil spots on the upper leaf surface, often angular and limited by leaf veins White to greyish downy growth on the underside of leaves under

• Click beetles

  feed on the roots of many plants. Damage symptoms The click beetles feed on the roots and bore into the base of plants. This can cause the plants to wilt [...] , with the head deeply retracted into the thorax. When disturbed they lie on their back feigning death and then suddenly propel themselves into the air [...] wilt and die. Damage is more severe in young plants. Life cycle and appearance of Click beetles Adult Agriotis sp. are 6-10 mm long and yellowish brown

• Whitefly

  in greenhouse and field crops, feeding on plant sap and transmitting harmful viruses. Their feeding weakens plants, causes leaf yellowing and leads to honeydew [...] consequences: If the population is very large, feeding on plant sap can affect the physiology of the plant, as a result of which growth is retarded. In full [...] Sooty moulds also develop on the leaves, reducing photosynthesis and transpiration. Viruses can be transmitted from one plant to another. Both T. vaporariorum

• Cercospora leaf spot

  species of Cercospora species depending on the plant type infected. Infected seeds, infected plants and plant debris are primary source of infection. Secondary [...] of the disease and severity. The fungus has the ability to overwinter in plant debris and remains in the field for long time. Management Spray Veni GoKlean

• Leaf stripe

  yield losses. Damage symptoms Symptoms first occur on the first, second and third leaf and subsequently on other leaves. Yellow stripes are formed at the base [...] barley until soil temperature is higher than 12-15 o C Prevent plant diseases by optimizing plant potential and crop resilience. [...] which makes it look shredded. This is typical for this disease. Infected plants may be stunted and heads may be distorted and failing to emerge from the