• Open field pollination

  Pollination plays a pivotal role in the formation of fruits and seeds. In the context of open field crop cultivation, effective pollination is key to bountiful [...] honeybees. This abundance of pollen proves instrumental in promoting robust pollination and contributes to the development of more uniform and larger fruits [...] environments, bees are among the most efficient and reliable pollinators. Their foraging activities enable the cross-pollination of plants, increasing genetic

• Predatory mites

  Quantity: Determine the appropriate quantity of predatory mites needed based on factors such as the size of your crop and the severity of the pest infestation [...] necessary: Depending on the severity of the pest problem, multiple releases of predatory mites may be required. Follow the recommendations of your crop consultant [...] development of predatory mite solutions, starting in 1967 with the rearing of the predatory mite Phytoseiulus persimilis . Over the years, we have further

• Cut flowers

  greatly. Important types are: Rose: The rose belongs to the genus Rosa from the Rosaceae family. The flowers of the plant are also called rose. There are [...] from the large family of the Amaryllidaceae, the narcissus family. The Hippeastrum comes from America, from northern Argentina to Mexico and the Caribbean [...] shrubs. In recent decades, the Hydrangea has been grown as a cut flower in all sorts of colors and sizes. Hippeastrum is the Latin name for a bulbous plant

• European red mite

  (tubercles) at the base of the hairs; males are about 0.3 mm long, yellowish red, and more slender and tapered near the hind end. The development from egg to [...] generations in one year. The European red mite overwinters in the egg stage; the “winter eggs” are laid in the wooden parts of the host plants in autumn. [...] and appearance of European red mite The European red mite feeds mainly on the undersides of leaves but moves to upper leaf surfaces when the lower side becomes

• Cyclamen main pest pressures

  June 20, 2019

  level of pest present, will aid the calculation of the correct rates of natural enemies required. For further information please contact your local Koppert [...] piercing cells on the leaf surface, and sucking out the contents. This causes silver-grey spots on the leaves, with dark green spots of frass, and feeding [...] to the flowers. Their life-cycle is very temperature-dependent. Although thrips can be found at lower temperatures of 10 o c, the ideal development conditions

• Circular scale

  and subtropical parts of the world, mostly in association with the citrus industry. In more northern countries of its range, it occurs in greenhouses. In [...] spots with paler margins, on both surfaces of shaded leaves of the host plant. Life cycle and appearance of Circular scale Female nymphs and adults have [...] pale. When the scale is lifted, the insect beneath is yellow and up to 1.7 mm long. The adult male is 0.7 mm long and has a single pair of wings. First-instar

• Bacterial wilt, brown rot

  show signs of wilting during the day which may disappear in the early stages of infection. Under conditions favourable for the bacteria, the whole plant [...] s roots on the stem. The vascular stem tissue is coloured brown and when the stem is cut, bacterial slime oozes from the wound. This is the way to distinguish [...] will wilt soon after the first symptoms appear. When conditions are less conducive for disease development, the plants may show signs of stunting and produce

• About bumblebees

  for the brood as well as perform maintenance jobs on the nest. As the nest continues to develop, the queen will not leave it. She will be inside the nest [...] they are much less aggressive than honeybees Production of bumblebees The natural life cycle of the bumblebee is copied under laboratory conditions at our [...] throughout the winter season. Before hibernation, the new young queens will leave the old nest and mate with drones. As temperature rises and the spring season

• Ervipar

  inside the aphid, which converts into a leathery mummy. The adult parasitic wasp emerges through a hole at the rear of the mummy. The first mummies are noticed [...] Mode of action Adult parasitic wasps emerge from the mummies and females lay their eggs into aphids . The next generation of parasitic wasps develop inside [...] least a few days Dosage The dosage of Ervipar depends on climate, crop and aphid density and should always be adjusted to the particular situation. Start

• Plant Pollinator interactions in high temperatures

  Correct placement of the hive can reduce heat stress of pollinators. Position the hive about 20-60 cm above the ground on the south-side (in the Northern Hemisphere) [...] energy from the plant, and it is one of the first processes to fall by the wayside if the plant cannot produce enough assimilates. In the act of self protection [...] protection, the plant aborts the fruit to reduce fruit load on the plant and directs the assimilates to the vegetative growth of the plant. This is undesirable