• Trichoderma harzianum

  harzianum grows faster on the surface of the root than soil borne pathogenic fungi, which get no change to establish themselves on the roots. Competition [...] approach to disease management in agriculture and horticulture. Advantages of Trichoderma harzianum The usage of Trichoderma harzianum T-22 in sustainable [...] Trichoderma harzianum T-22 is available in 2 different formulations: Wettable granules ( Trianum-P ): can be sprayed or added to an irrigation system Micro granules

• Obscure mealybug

  engaged in seeking females to fertilize. The female second instar nymphs, on the other hand, settle on the leaf and begin to secrete wax, moulting to a third [...] rich in sugars, but low in proteins. In order to gain an adequate intake of protein, mealybugs must therefore ingest large quantities of sap, getting rid [...] sometimes 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

• Effective spider mite control with predatory mites

  looking to optimize your current IPM strategy, our global team of crop protection specialists is ready to help. Get in touch for tailored advice! Get in touch [...] the most destructive pests in horticulture, damaging crops rapidly and thriving in hot, dry conditions. Their resistance to chemical pesticides makes [...] chemical tools in an IPM program. Koppert: expert in predatory mite solutions Koppert offers solutions for both preventive and curative applications in crops such

• Pierce's disease of grapevine

  plants to wilt. Transport to different plant parts depends on the plant species: in peach, bacteria are found in high numbers in the roots, whereas in plum [...] and the shoots get shorter internodes. Infected vines eventually die. This happens faster in younger vines than in older ones and faster in susceptible cultivars [...] Infection becomes systemic more rapidly in young trees than in older trees. In the latter, it may stay limited to certain branches. When the leaves mature

• Spidex Vital lives up to its promises

  Delissen and with what Koppert promised in the leaflet, he tells us. ‘Spidex Vital immediately gets to work on tackling spider mites and hot-spots, the [...] the weather conditions have been favourable up to now. But, he says, the summer is yet to come. ‘Later on in the season, air humidity will fall. Although [...] predatory mites are somewhat less keen on it. Spidex Vital still has to prove itself in such dry conditions. I want to see what happens. However, it is a new

• Boisduval scale

  appearance of Boisduval scale Females are white to light yellow, thin and semi-transparent, approximately 1.2-2.2 mm in diameter and circular or oval. The cast [...] produce up to 200 eggs and live up to seven months. Eggs hatch within five to seven days under the scale and become crawlers. The crawlers move out to look for [...] presence of the scales on upper and lower leaf surfaces, fruits, and stems of plants. On palms, Boisduval scales are normally found on the leaves and stems

• Crazy roots, hairy roots, crown gall

  growth (crazy roots). In greenhouse vegetables, the roots overgrow the substrate and in severe epidemics the drippers get clogged. In tomato, excessive vegetative [...] gutters etc. Adjust the work order in greenhouses to fit with the hygiene protocol Disinfect the nutrient solution in order to prevent biofilm growth inside [...] galls on the stems, which are first white and later turn brown. Only Rhizobium radiobacter causes galls and tumours on underground plant parts and on the

• Even distribution of predatory insects with Natutec Drive

  Half a year ago, Dyson Farming in the UK took the decision to acquire the Natutec Drive tool to disperse its biological pest control products. ‘It was [...] .’ Angel Angelov has worked on strawberries farms for 17 years. ‘In the past, application was done manually and proved to be labour-intensive, time consuming [...] consuming, and not always accurate. We battled to get the product uniformly dispersed. Natutec Drive is easy to use and takes care of all these problems. We

• Grower Koen - Embracing biological crop protection in agriculture

  traditional methods. He decided to find a balance between both approaches. This way of working allows him to gain experience in using biological crop protection [...] organic farming was miles ahead in terms of sustainability and environmental friendliness, but that gap is getting smaller. In 15 years, I expect there will [...] will be no difference at all, especially due to the rapid increase in effective organic methods." Limitation in usage chemical pesticides The increasing interest

• Ephedrus cerasicola

  75-1.5 parasitic wasps per m 2 . This is equivalent to one unit every 250-350 m 2 . The parasitic wasps will emerge within 2 weeks. Releases should be repeated [...] hole at the rear of the mummy. In practice, mummies are often found on the plant, but also in hidden places such as on ropes, under the rims of the pots [...] products Aphiscout Expand all items How to use Ephedrus cerasicola The parasitic wasp Ephedrus cerasicola is available in a bottle ( Aphiscout ) Peel off the