• Oleander scale

  by the appearance of the scale armour on stems, leaves and fruits of hosts. Infestations on the leaves and stems may cause wilting and may reduce the p [...] etic area of the plants, leading to lower yield. Damage to fruit occurs in heavy infestations, where spotting and often deformity of fruits affects market [...] can lead to yellowing, leaf and shoot malformation or shrivelling and plant death. Life cycle and appearance of Oleander scale Adult oleander scales are a

• Pear psylla

  shoots, leaves and developing fruits with a sticky black layer. Life cycle and appearance of Pear psylla Adults pear psyllas are 2-3 mm long and orange red [...] spring and start to feed on young leaves and flowers. Eggs are deposited in crevices of the bark of twigs and hatch after about 3 weeks. There are 5 nymphal [...] pest of pear in central Europe and can inflict serious damage in pear orchards. Damage symptoms Pear psylla feeding leads to growth inhibition and malformation

• Gummy stem blight

  drops, tools and hands of workers. The ascospores are the main source of dispersal of disease upwards in the crop and the conidia for spread of the disease [...] leaves and inside the fruits may occur together or individually. Life cycle and appearance of Gummy stem blight Mycosphaerella cucumis survives in crop debris [...] within two days after opening in areas suspected of disease (only feasible in high-wire crops) Pick and remove dead and diseased leaves Prevent plant diseases

• Bumblebee pollination

  leading to better fruit set, increased fruit size, and better crop uniformity. Embracing bumblebee pollination as a sustainable and eco-friendly approach [...] preservation of biodiversity and the overall health of ecosystems Why are bumblebees good pollinators? Bumblebees are very effective and efficient pollinators [...] organized and strictly controlled. Koppert now has production facilities in Slovakia, Turkey, the United States and Mexico. Growers can be assured of compliance

• Tobacco whitefly

  development of fruit and lead to a reduction in yield. The honeydew deposited on fruit makes it sticky. Dirt adheres to the fruit, and the growth of sooty moulds [...] because of its high level of resistance to many insecticides and its propensity for the transmission of viruses. Life cycle and appearance of Tobacco whitefly [...] irregular ripening in tomatoes and sweet peppers, yellowing of the flower stalks in gerbera, and serious yellowing of the leaves of French beans. Other

• Zucchini

  as a vegetable. Together with a number of other varieties of squash and pumpkin, it belongs to the species of Cucurbita pepo . This species grows in tropical [...] regions of all continents, especially in Africa and South America. In addition, the courgette is very easy to grow in areas with a temperate climate. In the [...] unripe fruit (that can be yellow, dark green or light green) belonging to the cucumber family. It is also referred to as marrow or summer squash and it is

• Apple scab

  appearance of Apple scab Venturia inaequalis overwinters in the form of unripe fruiting bodies in infected fallen leaves or in lesions on twigs. These unripe [...] are released and repeat the cycle of infection of new plant parts and spore production. In autumn, the fungus produces new pseudothecia in leaves that have [...] petioles and fruits and sometimes on twigs and bud scales. The lesions are olive-green. When spores are produced, the lesions become grey and fluffy. The

• Natupol

  size and starts declining in size and pollination activity. Colony development depends on environmental conditions and the amount and quality of pollen [...] inside. Seal the entire hive in a plastic bag, remove it from the crop area, and dispose of the sealed bag and sugar water tank in accordance with local waste [...] range of crops, grown on surfaces bigger than 2000 m² and with approximately 25-35 flowers per m² per week. Crops Round, beef and plum tomatoes and other

• Natupol Smart

  size and starts declining in size and pollination activity. Colony development depends on environmental conditions and the amount and quality of pollen [...] inside. Seal the entire hive in a plastic bag, remove it from the crop area, and dispose of the sealed bag and sugar water tank in accordance with local waste [...] used in small greenhouses up to 1000 m² or in crops that produce less pollen (less than 25 flowers per m²). Crops Round, beef and plum tomatoes and other

• Apple rosy aphid

  is widespread in Europe and also occurs in Africa, North and South America, and Asia and can cause severe damage to both shoots and fruits. Damage symptoms [...] leaf fall and death of shoots. Fruits from infested trusses are small and malformed and ripen prematurely. Feeding of aphids directly on fruits causes reddish [...] the skin. Life cycle and appearance of Rosy apple aphid Aphids have a complex life cycle, with both winged and wingless forms of adults, and a great variety