• Artificially lit crops pollination advice

  allocation based on latitude. Hive placement advice Snow during pollination How to pollinate during snow? During snowfall, orientation is seriously disturbed [...] the crop, it is advised to turn off grow lights well before sunset to encourage their return to the hive. LED lights and pollination Based on experiences [...] As bumblebees rely on sufficient daylight, artificial lighting can be used to ensure good pollination conditions. As bumblebee may face orientation problems

• Tomato leaf miner

  percentage of the larvae remain hanging on the leaf and pupate there, sometimes on the upper surface but more commonly on the underside. The late third instar [...] including North Africa, Europe and northern Asia. In warmer regions, the insect is found outdoors but in temperate regions it only occurs in greenhouses. The [...] cause damage to plants both directly and indirectly. The most direct damage is caused by the larvae mining the leaf tissue, leading to desiccation, premature

• Northern Corn Rootworm

  rootworm is the most common species found on corn. While adult Diabrotica barberi can feed on a variety of plants, their larvae survive exclusively on the roots [...] (typically soybean). Damage symptoms Adult northern corn rootworm beetles feed on the foliage, pollen, silks and developing kernels of corn, with the following [...] which reduces crop yield due to increased difficulty harvesting. Stalks take on a bowed appearance (goose-necked) as the plants try to straighten themselves

• Municipality Venray: biological control of oak processionary caterpillars

  Entonem is that nematodes kill fewer other caterpillars , which means they are less harmful to biodiversity. This is something that is high up on the political [...] positive. ‘The trees that we have treated have been 90% cleared. What is interesting is that avenues running east to west are typically free of oak processionary [...] Municipality of Venray a third of the tree stock in the area, some 11,000 trees, is oak. ‘We’ve been using Koppert’s nematode product Entonem as a curative measure

• Click beetles

  Their larvae are called wireworms and feed on the roots of many plants. Damage symptoms The click beetles feed on the roots and bore into the base of plants [...] , with the head deeply retracted into the thorax. When disturbed they lie on their back feigning death and then suddenly propel themselves into the air [...] plants. This can cause the plants to wilt and die. Damage is more severe in young plants. Life cycle and appearance of Click beetles Adult Agriotis sp. are

• Pollination

  Pollination is the transfer of pollen from the anthers of the flower to the stigma of the flower. If the pollen is transferred from anther to stigma on the same [...] flower it is called self-pollination. Cross pollination, is the transfer of pollen from the anther of one flower to the stigma of another flower on the same [...] What is pollination? Pollination is an annual challenge for growers when it comes to the production of vegetables, fruit and seed. Well pollinated crops

• Citrus mealybug

  defoliation. The overall effect is a reduction of photosynthesis and therefore the yield. Flowers and fruit often drop off. Plant sap is rich in sugars, but low [...] produce little wax, so that the light yellow to pink body is visible through its waxy covering. There is often a darker longitudinal stripe running over the [...] poses a problem in greenhouse horticulture, and in the tropics and sub-tropics on outdoor crops. The insect causes damage especially in fruit trees and ornamental

• Thripex-V

  distribute Thripex Sprinkle material on leaves or put small heaps on rockwool slabs Make sure the material remains on the introduction site for at least [...] of Koppert products for advice on the best strategy for your situation. Environmental conditions Neoseiulus cucumeris is most effective at temperatures [...] between 15 and 25°C (59 and 77°F). It is not effective at temperatures above 30°C/86°F. Neoseiulus cucumeris is sensitive to relative humidity below 70%

• Strawberry

  target. The female fruit flies lay their eggs on the surface of the berries, and the hatched larvae feed on the fruit, causing damage and rendering it u [...] their overall health and productivity. One of the species that is known to infest strawberries is Phytonemus pallidus , commonly known as the Strawberry mite [...] blossom weevil ( Anthonomus rubi ) is a notorious pest that specifically targets strawberry flowers. The adult weevils feed on the flower buds, causing damage

• Nutemia

  low prey densities. Mode of action When density of the target pest is low and there is no alternative food available in the crop Nutemia can be provided [...] by sprinkling on the leaves by hand or with an Air(o)bug Large heaps of carrier material may cause leaf damage, so make sure the material is distributed [...] of Koppert products for advice on the best strategy for your situation. Environmental conditions Carpoglyphus lactis is tolerant to a wide range of conditions