• Pollination checklist Growing lights

  January 1, 1970

  connecting the transmitter to the climate computer. Heat Do not turn the lights on before midnight Screens and filters Place the Natupol hive with the WBH [...] stay open for +/- 10 hours 05:00 04:00 100 m Hive location 03:00 Place the hives near the central walkway. Introduce additional colonies for plant rows [...] by the lamps and other means, or by the sun in spring and late autumn. The later the lights are turned on, the more time (overlap with daylight) there

• A Future Vision of IPM in Agriculture

  July 22, 2022

  pressured to understand and account for the scientific process as well as its outputs. More emphasis will thus be placed on generating income from research [...] improving understanding and education of the general public which could balance the likelihood of the need for a more stringent regulatory environment. [...] systems. One of the main drivers has been the continued demise of approved agrochemicals, in particular insecticides in Europe. In addition, the development

• Limonica: breakthrough in large-scale production of a complex predatory mite

  October 6, 2025

  production, they reviewed the entire process, from the type and quantity of feed to the composition of the rearing medium and the design of new production [...] produce and deliver Limonica on a large scale.” The importance of patents for innovation and reliability Tom Groot, responsible for the patent process, emphasizes [...] protection Marjon is confident about the future of Limonica . “We have cracked the code. The rearing is good, the volumes are adjustable, and we are ready to

• Garden chafer

  January 1, 1970

  feeds on roots of grasses and clover. The adults feed on the leaves of trees like oak, hazelnut and birch and on the flowers and developing fruits of, [...] feeds on the roots. First instar larvae mainly feed on small humus particles, second instar larvae on fine roots of grasses. Third instar larvae can also [...] within stems of plants and on strawberry fruits lying on the ground. Both adult beetles and larvae are polyphagous and feed on a wide variety of plant species

• Obscure mealybug

  January 1, 1970

  wax, the filaments around the body are longer (20-50% of the body size) and the two tail filaments are always markedly longer than the others. The obscure [...] encountered on tomato, primarily at the foot of the stalk. In an overhead wire system of cultivation, the mealybugs are often located on the horizontal [...] fertilize. The female second instar nymphs, on the other hand, settle on the leaf and begin to secrete wax, moulting to a third instar and then the adult female

• Circular scale

  January 1, 1970

  slightly raised, sub-central point which is sometimes pale. When the scale is lifted, the insect beneath is yellow and up to 1.7 mm long. The adult male is 0 [...] under the scale. Eggs hatch under the scale and the crawlers walk about to find a suitable feeding site before settling to a sessile lifestyle. The second-instar [...] it occurs on many other plants. Damage symptoms Chrysomphalus aonidum has a preference for humid environments. In citrus, it tends to prefer the lower and

• Mealybugs and scales

  January 1, 1970

  them unfit for sale, and the reduced level of photosynthesis in the leaves also reduces flower and fruit production; in ornamental crops, the mere presence [...] is mainly the great quantity of honey-dew that causes the damage because of the sooty mould that grows on it. Ants are also attracted by the honeydew. [...] harmful viruses. Mealybugs inflict damage on the crop in various ways: nymphs and females extract the sap from the plant, stunting growth and causing deformation

• Black currant

  January 1, 1970

  About The black currant ( Ribes nigrum ) is a woody shrub and the plant is well known for its savory berries. It belongs to the family of Grossulariaceae [...] eae . The black currant originally comes from the milder regions of both central and northern Europe and northern Asia. The plants grows well in damp and [...] of small and glossy black berries appear along the stems. These can be picked by hand or by machine. The berries are extremely rich in vitamin C and polyphenol

• Privacy Statement

  January 1, 1970

  necessary for the performance of a contract; processing is necessary for a legitimate interest. The legitimate interest is based on the following: The processing [...] server. This data helps us to provide the right information on the site for you. We collect the following data for this purpose: IP address Username Date [...] appear as long as the cookie is active. After the end of the cookie’s service life or if you delete the cookie, the banner will reappear the next time you

• A life-long commitment to help growers thrive with sustainable growing practice

  January 14, 2025

  vital role during the introduction and rollout.’ Making biocontrol the norm In the Netherlands, the use of biocontrol has become the norm when it comes [...] Phytoseiulus persimilis Preparing for the future ‘The future holds many challenges and one of them is the severe reduction in the use of chemical agents. In fact [...] grandchildren that we once sprayed poison on the food we eat and the flowers in our homes?" Rianne asks with a frown. For over two decades, she has passionately