Caterpillars

rs are highly destructive pests that feed on leaves, stems and fruits, causing serious damage to greenhouse and field crops. Their feeding reduces pho [...] chewing mouthparts and can devour large amounts of plant tissue. Many species cause damage to crops. The most harmful caterpillars that occur in greenhouses [...] a single crop, most are polyphagous. Caterpillar damage Caterpillars can cause serious economic damage. Most species feed on leaves and young shoots, and

Thrips

Thrips damage Thrips cause damage to the plant by piercing the cells of the surface tissue and sucking out their contents, causing the surrounding tissue [...] pests in greenhouse and field crops. Their feeding and virus transmission cause leaf deformation, silvering and fruit damage, leading to reduced yield and [...] species. Most are harmless, some are predators, and fewer than 20 species can cause problems in agriculture and horticulture. Thrips are small insects (0.5-14

Beetles

Biological control of beetles Beetles can cause serious damage in many greenhouse and field crops by feeding on leaves, roots, or fruits, leading to reduced [...] others cannot fly at all. Beetle damage Both larvae and adults of beetles can cause damage to crops. The larvae of some species feed on growing tips and roots [...] bore into stems, but in other species also feed on leaves. Adult beetles cause damage by feeding on fruits, flower buds and leaves depending on the species

Stable fly

between animals including the bacteria that cause anthrax, leptospirosis and anaplasmosis, the viruses that causes equine infectious anemia (EIA) and hog cholera [...] stamping and other strategies used by animals to avoid being bitten. Damage caused by parasitism of Stomoxys spp. on livestock includes: Weakened animals and [...] cholera, and the protozoan trypanosomes that cause surra. Life cycle and appearance of the Stable fly Adult stable flies are between 5–7 mm in size and

Vine mealybug

Nymphs and females extract the sap from the plant, stunting growth and causing deformation and / or yellowing of leaves, sometimes followed by defoliation [...] in the leaves also reduces flower and fruit production. The vine mealybug causes direct and indirect damage. If the population is high, whole bunches of [...] infection by Planococcus ficus can make the plants more susceptible to injury caused by other pests and fungal diseases. Life cycle and appearance of Vine mealybug

Whitefly

plant sap and transmitting harmful viruses. Their feeding weakens plants, causes leaf yellowing and leads to honeydew deposits that reduce crop quality. [...] settings and in agricultural fields. They feed on the sap of plants, which can cause damage to the leaves and stunting of growth. They can also transmit plant [...] undersides of leaves, where they feed on plant sap. Damage: Whiteflies can cause damage to leaves by feeding on plant sap. This can result in yellowing, wilting

Blueberry

them from causing significant damage to the crops. Blueberry diseases such as Botrytis , Phytophthora and other fungal pathogens can cause serious harm [...] By implementing IPM strategies, blueberry growers can mitigate the damage caused by pests and diseases, preserve the quality of their crops, and promote

Western flower thrips

Damage symptoms Thrips cause damage to plants by piercing the cells of the surface tissues and sucking out their contents, causing the surrounding tissue [...] cucumber crops. In many ornamental crops, even very low numbers of thrips can cause damage by transmitting viruses, or by reducing aesthetic value by damaging

Black leg of seedlings

affect plants that are in a sub-optimal condition or suffer from stress, caused for example by too much water, too high or low temperatures or sudden f [...] temperature. Pythium ultimum mostly occurs at low soil or water temperatures and causes among others cereal diseases. Damage symptoms Pythium affects roots, in

Hemp russet mite

is caused by the mites sucking out the contents of plant cells. Hemp russet mite develops on the stems and petioles of the hemp plant and can cause stunting