• Stable fly

  must be engorged with blood to lay eggs. They are highly mobile insects and can travel up to 20 km in search of new hosts. Damage symptoms Stable flies typically [...] typically congregate on the legs of livestock to feed, and the population size can be assessed by counting the number of Stomoxys on the animals’ front legs [...] time trying to escape flies than they spend eating). Open feeding wounds can develop secondary infections. Overheating if animals begin to bunch together

• Greenhouse whitefly

  and secreting honeydew. This can have the following consequences: If the population is very large, feeding on plant sap can affect the physiology of the [...] result of which growth is retarded. In full sunlight, leaves can wilt and fall. Such leaf damage can in turn influence the development of fruit and lead to a [...] develop on the leaves, reducing photosynthesis and transpiration. Viruses can be transmitted. The consumption of plant sap and secreting of honeydew by

• Broad mite

  Those living on plants can cause considerable damage to their host. Tarsonemids like the broad mite ( Polyphagotarsonemus latus ) can occur both on vegetable [...] severely attacked, the growing tip can be killed, plant growth stops and, in time, the whole plant dies off. Cork tissue can also develop on fruit. Where pierced [...] symptoms The damage caused by the broad mite ( Polyphagotarsonemus latus ) can look similar to the damage caused by viruses. The typical pattern of damage

• Caterpillars

  damage Caterpillars can cause serious economic damage. Most species feed on leaves and young shoots, and their enormous feeding capacity can rapidly decimate [...] With Koppert’s biological solutions for caterpillars, professional growers can protect their crops effectively and sustainably, ensuring consistent quality [...] other insects. Many of the butterfly species that are active during the day can be strikingly colourful while moth flying at night are usually inconspicuously

• Lesser house fly

  latrine fly and a whole host of other manure-breeding flies . Fannia species can be found worldwide, from the arctic to the temperate neotropics, and they [...] conditions for maggot development. In extreme cases, large fly populations can even represent a public health concern for the communities surrounding a farm [...] making them a particularly annoying deterrent for employees. Adult flies can spread many different pathogens from contaminated breeding sites to healthy

• Hemp russet mite

  the stems and petioles of the hemp plant and can cause stunting. When populations are large, the mites can also be found on the underside of leaves. This [...] leading to a reduction in the number of buds and dwarfed buds. This damage can reduce yield and quality. Other signs of damage include dull, greyish, or

• Tobacco whitefly

  and secreting honeydew. This can have the following consequences: If the population is very large, feeding on plant sap can affect the physiology of the [...] result of which growth is retarded. In full sunlight, leaves can wilt and fall. Such leaf damage can in turn influence the development of fruit and lead to a [...] that alter their normal physiological processes. In some host plants, this can cause damage, including irregular ripening in tomatoes and sweet peppers,

• Cyclamen mite

  Those living on plants can cause considerable damage to their host. Tarsonemids like the cyclamen mite ( Phytonemus pallidus ) can occur both on vegetable [...] the mite spreads very slowly. Symptoms vary depending on the host plant and can resemble the damage caused by viruses. Infested leaves are twisted or curled [...] flowers are damaged and leaf growth is inhibited. In hedera, a mite attack can cause baldness in parts of the stem. Gerbera flowers deform and discolour

• House fly

  because: They can form flying swarms inside barns and hen houses, making them a particularly annoying deterrent for employees. Adult flies can spread many [...] conditions for maggot development. In extreme cases, large fly populations can even create public health issues for the communities surrounding a farm. Damage [...] (around 15°C). Adult flies have an average life span of 15–25 days, but can live up to two months in the right conditions.

• Black vine weevil

  Therefore, vine weevils cannot fly but can walk very well. They are strictly nocturnal; during the day they hide, and can often be found between the inside [...] destroyed the larvae move into corms, rhizomes and stem bases of plants. Larvae can also feed above ground within the stems of the plants. Both adult beetles [...] and feed on a large number of plant species. High populations of larvae can destroy plants under field conditions. Established crops are more resistant