• Manual Growing lights

  when daylight is at its minimum. The opening and closing system is pneumatic and is controlled by a timer or the climate computer. On a rare occasion, [...] pollination is optimized during the winter months. Keep in mind that growing lights produce a lot of heat, and can therefore influence the local climate in the [...] this knowledge in our new bumblebee hive design for Natupol Excel (see figure 1.3 & 1.4). This hive is equipped with a blue hive door (in the visible spectrum

• Cabbage leafroller

  y gerbera. In chrysanthemum too, this species is an increasing problem, and it has caused problems in sweet pepper since the mid 1980’s. In protected soft [...] appearance of Cabbage leafroller An adult female is 12 mm long and is ochre-yellow with darker markings. The male is slightly smaller and slimmer, more [...] light in colour. The ventral surface is lighter than the dorsal, with hairs located in warty spots that are lighter than the general body colour. In general

• Entonem keeps young orchids free from fungus gnats

  young plants in a fine mist. This is followed by a second fine mist to rinse off nematodes that are on the leaves. A while later, I collect a few drops of [...] pupae. ‘It is a good product that we apply to the crops using a Dosatron,’ explains Rogier Veldhuijs, assistant location manager in Assendelft. ‘In the past [...] first five weeks. In the interim, the crop is treated with a bacterial preparation. Internal cultivation adviser Jan Mulder explains, ‘It is essential that

• Lurem-TR

  crops. Mode of action Lurem contains a kairomone, which is slowly released from the dispenser once opened. This makes adult thrips more active. They appear [...] Dosage Use 1 dispenser per 100 m 2 Replace after 6 weeks Combined use Use in combination with Horiver sticky traps. Storage time See package for expiry

• False spider mites

  showing a net-like pattern. The eggs are a clear red colour and elliptical in shape. They are laid in a fold in the leaf or along the mid-vein, often in dense [...] plant. In some crops, plants can become misshapen, presumably because the mites secrete a substance while feeding, that is poisonous to the plant. In places [...] General Mites of the family Tenuipalpidae have a worldwide distribution and can be found on many cultivated plants. Several species have been reported

• Spidend

  Make a hole in the lid and place the cup on the rock wool slab or directly on the soil Protect against direct sunlight and water Leave the cup in place [...] least 3 times at weekly intervals, or until the pest is controlled. Consult a Koppert advisor or a recognised distributor of Koppert products for advice [...] achieved in a humid environment (>80% relative humidity) and at temperatures between 20 and 27°C (68 and 81°F). Combined use Should be used in combination

• Following Swirski, Spical undergoes revolutionary upgrade

  November 26, 2018

  Ulti-Mite , providing a more robust control of spider mite in vegetable, fruit and ornamental crops. Ulti-Mite is a sachet that is highly resistant to drought [...] resulting in a better developed population to control spider mites even more effectively. A more robust control ‘The biggest advantage for growers is that they [...] drought and moisture in greenhouses, under plastic, and in outdoor crops. This patented biocontrol system is the perfect environment for Neoseiulus ca

• Obscure mealybug

  effect is a reduction of photosynthesis and therefore the yield. Flowers and fruit often drop off. Plant sap is rich in sugars, but low in proteins. In order [...] onwards are covered with a white waxy material in the form of powder, threads, spiky projections or platelets. Eggs are laid in a sticky, foamy mass of wax [...] cycle of males anf females is completely different. After the second instar, the males form a dark false pupa followed by a pupa in rapid succession. The actual

• Thripor-L

  rock wool slabs, leaves and/or in application boxes (Dibox) Apply in groups of at least 50 insects in order to establish a population and encourage mating [...] contents of their prey, leaving the empty skin behind in its original form. Pack size 500; 2,000 adults and nymphs. Presentation 100 ml bottle. Carrier Vermiculite [...] are detected in the crop. Introduction rates typically range from 0.5-10 per m 2 /release. Releases should be repeated once or twice. Consult a Koppert advisor

• Expanded board to strengthen development at Koppert Biological Systems

  April 19, 2018

  much more specific in nature and, together, cover all areas in which the company operates. In addition to the expansion, there is also a shift within the [...] increased the size of its board in response to the projected growth of the Dutch family company. Koppert is a global specialist in biological crop protection [...] ensure continuity and pass on their valuable experience in leading the company. The new board represents a healthy balance between experienced family members