• 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)

• Natutec Drive

  Natutec Drive to apply Koppert products evenly over the crop to get the most effective pest control. The product is a unit with a patented release system [...] through tubes over crops. The Natutec Drive is applicable in any situation and based on the specifications of the greenhouse. The Natutec Drive module can [...] does it work? The user puts beneficial insects inside the drum, which can carry up to 30 liters of material. The Natutec Drive will rotate the drum to keep

• 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

• Aphidoletes aphidimyza

  of the body contents. The larva then sucks out the body fluids, leaving the dead aphid hanging by its snout from the leaf to turn brown or black, and [...] directly on the soil or rockwool slabs or hang it in-between the plants Do not scatter the contents Once emerged, the adult gall-midges will leave the bottle [...] aphidimyza The predatory gall midge Aphidoletes aphidimyza is available in bottle ( Aphidend ). Open the bottle in the greenhouse Place the bottle directly

• Entonem keeps young orchids free from fungus gnats

  solution moving to ensure that the composition is homogeneous and the nematodes are distributed adequately and evenly over the crop.’ Important to avoid slower [...] also uses the predatory soil mite Stratiolaelaps scimitus . Investigating the effect of spraying Every week, Floricultura examines the action of the nematodes [...] come out of the packaging and later after spraying. Dennis van der Wel explains, ‘We dampen the potting soil and then spray the nematodes over the young plants

• Goat moth

  larvae bore into the bark and down to the sap wood. Development takes 3 or 4 years. The larvae feed on the wood most of the time hibernating in their galleries [...] Feeding galleries are very extensive and the larvae burrow in all directions in both sap and hart wood. Attacks are usually confined to the trunk of mature [...] wingspan of the adults is 70-100 mm; body and wings are dull greyish brown, partly suffused with grey and marked irregularly with black. Eggs are 1.7 mm long

• Flowering and Pollination in Blueberry

  April 2, 2019

  and which buds generative. The more energy the plant has, the more generative buds are initiated. The generative buds are the ones that produce flowers [...] of the most critical blueberry growth stages Blueberries and bio-stimulants are a strong combination, especially during the spring, when plants are flowering [...] critical periods in the blueberry growth-cycle. The first is bud initiation in the autumn. Before the plant goes into dormancy, the plant is ‘deciding’

• 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

• Whitefly

  growth of hairs on the insect depends on the leaf: the longer the hairs on the leaf, the longer the hairs on the insect. In other words, the larva adapts itself [...] they belong to the division Sternorrhyncha. The most common species are the greenhouse whitefly , Trialeurodes vaporariorum , and the tobacco whitefly [...] hairs. As soon as the red eyes of the adult whitefly are visible in the fourth larval instar, the stage is referred to as a ‘pupa’. The different species

• 100% Sustainable Agriculture

  even more challenging. You are not alone: Koppert wants to help you find the right solutions. We are a family business and the global market leader in developing [...] targeted natural solutions for the challenges you face as a modern farmer. This approach is bearing fruit: farmers around the world are now working with natural [...] testing them in the field together with you. Only with the help of your knowledge and experience can we move forward to develop the very best biological