• Green peach aphid

  different families. Damage symptoms Of all the aphids , the peach potato aphid ( Myzus persicae subsp. persicae ) is the most important vector of viral diseases [...] from the plant and disturb the balance of growth hormones. As a result, the plant’s growth is retarded giving rise to deformed leaves or, if the infestation [...] to get sufficient protein. The excess sugar is secreted in the form of honeydew, making the crop and its fruit sticky. Black fungal moulds ( Cladosporium

• Beneficial microorganisms

  What are beneficial microorganisms? Beneficial microorganisms, also known as beneficial microbes, are microorganisms that provide positive effects to their [...] insect hosts. The fungi produce spores that attach to the insect's cuticle (outer covering). Once attached, the spores germinate, penetrate the cuticle, and [...] and colonize the insect's body. Internal damage: Once inside the insect, the fungus proliferates, causing internal damage. This can lead to the insect's death

• Grapes

  grapes. Still, cultivars of the Vitis vinifera are the basis of wine production around the world. All the usual wine varieties are made from (different) types [...] About The common grape vine ( Vitis vinifera ) is a species of Vitis . The plant comes originally from the Mediterranean region, central Europe and so [...] southern Germany and Iran. The grape is the fruit of this plant and is actually a berry. Grapes are consumed fresh and they are processed to make wine or

• Dwarf bunt

  sporidia infect the wheat seedlings even before emergence and the fungi grow inside the plants to the growing tip. The fungi grow between the plant cells and [...] survives as teliospores in the soil or on seed. The soil-borne teliospores are the main source of primary infection. The soil-borne teliospores may survive [...] (bunted) heads that are slender and remain green longer than healthy heads. The glumes are opened either on some or on all spikelets, showing the bunt (smut spore)

• Grape downy mildew

  mesophyll cells. The latent period (the time from infection to visible symptoms) ranges from 4 to 21 days, depending on temperature; the most rapid development [...] caused by Plasmopara viticola , is one of the most important diseases in wine and table grape production worldwide. The disease spreads rapidly under warm and [...] vary according to the crop’s growth stage, environmental conditions, and infection pressure. While all green tissues of the grapevine are susceptible, ch

• Pollination checklist tomato

  bumblebee bites onto the flower and makes the flower vibrate. This is known as buzz pollination. The imprints of the bumblebee's jaw on the flower (bite marks) [...] higher temperatures, the bumblebees stop flying. From the moment, the bumblebees will occupy themselves with cooling the hive until the temperature drops [...] they are exposed is too high for a lengthy period, the hive and the colony may suffer damage. You should therefore position the bumblebee hive in the coolest

• Whitefly

  Sternorrhyncha. The whiteflies form the family Aleyrodidae. The most common species are the greenhouse whitefly , Trialeurodes vaporariorum , and the tobacco whitefly [...] maintain effective pest management, safeguard crop health and support sustainable production. Solutions for whitefly control Learn more about What are whiteflies [...] Whiteflies are not true flies , but belong to the order Hemiptera (true bugs ). Together with aphids and scale insects, they belong to the division St

• Fall Armyworm

  lifetime. Eggs are white, pinkish or light green and spherical, and are usually laid on the underside of the leaves. The larvae ( caterpillars ) are 30-40 mm [...] to green to black. They have a distinct white inverted Y-shaped mark on the front of the head and four large spots on the upper surface of the last segment [...] host plant, depending on the crop, the stage of crop development, and the age of the larvae. On maize, young larvae usually feed on leaves, creating a c

• Aphidius colemani

  typical of the Aphidiidae. First the host is examined by drumming with the antennae. This gives the wasp the information about whether the aphid is the right [...] of the aphid population by the presence of the parasitic wasp also has an effect: the alarmed aphids secrete a warning substance, which affects the entire [...] advice on the best strategy for your situation. Best conditions for use of Aphidius colemani The parasitic wasp Aphidius colemani is most effective between

• Trial results Onion fly and Fusarium wilt

  Before our products enter the market, they are extensively researched all across the globe. Making sure we can offer you the best solutions for a high yielding [...] Capirel against onion fly (Delia antiqua) in onion Effective control of onion fly Capirel efficacy (% reduction compared to untreated control) against onion [...] program B The Netherlands - Independent Trial (Vertify), 2020 For more information: www.Uireka.nl Capirel and Casea effectively decreased the number of