Entonem keeps young orchids free from fungus gnats

perfectly.’ It is important to apply it correctly, he says. ‘It’s a careful balancing act; you need to keep the spray solution moving to ensure that the c [...] be allowed to go wrong during the propagation phase; our buyers operate a zero-tolerance policy. To make it possible for them to start with a clean plant [...] 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

Yellow rose aphid

Yellow rose aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. In greenhouses, reproduction [...] their presence in the crop. The yellow rose aphid is holocyclic in North America (i.e. they mate in autumn and produce eggs to overwinter). It is also holocyclic [...] s, in glasshouses in northern Europe or outdoors in warmer climates. Wingless yellow rose aphids have a brownish head; the body is bright yellow to ye

Roots Growers positive about Mycotal against whitefly

plant protection in particular a crucial factor. ‘We obviously want our cultivation to be as organic as possible. It has to be, as there’s only one chemical [...] can only use this product a few times a year, we have very little leeway in terms of spraying frequency. We therefore need to leverage the full potential [...] from week 34 to week 31 inclusive. ‘It never gets cold in there, so the level of infestation is higher and whitefly levels are high earlier in the year. We

Trianum effectively controls Pythium in cucumber

initially, but the continuous developments in technology have gradually shifted my focus in terms of plant protection to biological methods. That’s why I now [...] conditions have a bigger impact on the beneficials than on the thrips, which means I need to be alert. The same goes for caterpillars , since there’s essentially [...] out the new plants in ‘duo’ pots (two plants in one rockwool cube). He decided to do this in response to his crop’s susceptibility to Pythium. ‘My crop

IPM app

portal For more information Optimized Scouting with Koppert iPM Pest and disease management has always been a great challenge in agriculture. A healthy [...] pest issues in almost real-time once uploaded from the field. Koppert iPM scouting software helps to reduce costs for pesticides, due to a highly accurate [...] is paramount, while there is also a growing demand for sustainable food production and increased pesticide restrictions. Scouting is a significant part of

FAQ Nematodes

and search for a host. It is therefore important to leave the soil moist for a few weeks after application of nematodes. Can I apply nematodes to each su [...] energy reserves, stay alive in the soil for a few weeks and look for a host. 3. Regulatory Do I need a spray license to apply nematodes? Nematodes are [...] reach their host. Once in contact with a host, they try to penetrate it through a body opening. In the host, the nematodes release a bacterium that can kill

Municipality Enschede: Entonem nematodes against oak processionary caterpillar

nematodes for the first time in the spring of 2021 to try to halt the spread of the oak processionary caterpillar. The municipality’s built-up area has a total [...] summer, to help it to determine how many oak processionary caterpillar moths were still present in areas where different management methods have been used [...] experience, we’ll be able to decide whether to expand the use of nematodes in following seasons,’ explains Klein Breukink. ‘But as I’ve already mentioned,

Nematodes significantly reduce Tuta larvae

wanted to offer safe and sustainable products to our customers,’ Zoboli continues. ‘It is better to use them when the larvae are small in order to maximize [...] company built its first greenhouses in the ‘90s for growing tomatoes using innovative production techniques. ‘Today, this allows us to offer a consistent [...] adds. Joint search for solutions ‘Since the arrival of Tuta absoluta in our areas, we have had problems controlling this pest chemically in our tomato crops

Plant Pollinator interactions in high temperatures

hand. A humidity of 85% is fine for pollination in a semi-closed greenhouse, while a humidity of more than 80% starts to impede pollination in a conventional [...] C, there are severe implications for yield and quality. It is essential to point out that exposure to maximum temperatures of more than 30° C for a couple [...] one hour, there is also an immediate effect. For a high 24-hour temperature to affect pollination takes at least one to two weeks. Similarly, it takes two

Spider mites and other mites

millimeter in size, and range in color from pale yellow to green, brown, or red. They have eight legs and are closely related to spiders, but they lack the distinct [...] with the naked eye but have eight legs. For these plant mites a magnifying glass is needed to detect them. Plant mites are often found in colonies on the [...] found in a wide variety of habitats, from forests and grasslands to horticultural and agricultural crops. Plant mites can be a significant pest in horticulture