• Botrytis problems often have company

  December 20, 2021

  works the other way around: there are pests that make it easier for the fungus to get a hold. It’s a sinister interaction. Essentially, a crop is an ecosystem [...] identify the pathogen. Insects as a sidekick There are also pest insects that make life easier for Botrytis . By eating the crop or making holes in it, they [...] wound, the plant defends itself by creating antibodies. Although plants can fight off the fungus, that point of initial infection is left weakened. This is

• Steinernema feltiae

  ultimately killing the host within a few days. The nematodes then feed and reproduce within the cadaver of the dead host, resulting in the emergence of a new [...] nematodes penetrate the pest's body through natural openings. Once inside the pest, the nematodes release symbiotic bacteria, typically of the genus Xenorhabdus [...] use them in direct sunlight The moisture content of the soil must be kept high for several days after application. When possible, irrigate the crop before

• Adapting Quickly Guarantees ‘Tomato Success’

  April 30, 2019

  system. This is why the new season actually starts at the end of the current cultivation cycle. During the last six weeks before the harvest it is time to start [...] pests on an older crop from ‘moving’ to the newly planted bays. Starting new crops The next step is the preventative hanging of Rollertraps , which is most [...] shifts throughout the cultivation cycle: in the beginning it's on development and prevention, and afterwards on fungi prevention. We end the year with thorough

• Enjoy multiple benefits against spider mite with Spical

  December 14, 2021

  putting it mildly. The mites reproduce exponentially, causing the infestation to spread through the crop like an oil slick. The result is yellow leaves that [...] ‘make’ new mites in large numbers, as the mites are reproducing all the time and enter the crop. The situation can sometimes get out of hand, massively [...] massively driving up the infestation level in crops that may already be under some stress, such as in hot and dry conditions. In this situation, it’s useful to

• Tomato looper

  white marks on the forewing that sometimes overlap each other. The hindwings are brown. The body is brown and hairy and, when at rest, the hairy dorsal [...] looping motion as an inchworm (geometrid). The cocoon is usually attached to the underside of leaves within folded edges, on random objects and on tomato fruit [...] species originating in the Mediterranean and northern Africa. The larva is highly polyphagous and feeds on plants of over 20 families, among them crops such

• Mealybugs and scales

  causes the damage because of the sooty mould that grows on it. Ants are also attracted by the honeydew. In fact, the honeydew with its sooty mould is usually [...] unfit for sale, and the reduced level of photosynthesis in the leaves also reduces flower and fruit production; in ornamental crops, the mere presence of [...] 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

• Beetles

  mostly feed on the same food as the adults. The pupae do not make a cocoon and will already display many similarities with the adults. The adult beetles [...] Coleoptera is the largest of all insect orders and displays an enormous variety of form, size and habit. A number of species are a serious pest in crops or [...] metamorphosis, that is, the larvae do not resemble the adult at all, and must pass through a pupal instar before reaching the adult stage. Larvae have biting

• Aphidius colemani

  of the Aphidiidae. First the host is examined by drumming with the antennae. This gives the wasp the information about whether the aphid is the right species [...] Aphidius colemani The parasitic wasp is available in a bottle ( Aphipar ). Spread the material on rock wool slabs or in Diboxes Make sure the material remains [...] deposit an egg in an aphid in which four larval instars subsequently develop. Once larval development is complete the larva spins a cocoon inside the aphid

• Swirski-Mite: First Aid for Problems with Thrips and Whitefly

  April 9, 2019

  mixed in with the carrier material, bran. This bran protects the predatory mites and at the same time makes it easier to scatter them through the crop. [...] Scattering is the best method of dispersal in the case of a rapidly spreading infestation. If the infestation builds up more slowly, slow-release sachets [...] sucks them dry. In this way, a mite attacks the young larvae of a variety of species of thrips and the eggs and larvae of whitefly. The predatory mite does

• Effective control with Chrysopa-E!

  to control and an increasing problem in many crops in which hotspots can grow explosively. By using an earlier phase of lacewing - the natural enemy of [...] resulted in a new product marketed under the name, Chrysopa-E , which uses the egg stage of the lacewing, Chrysoperla carnea , instead of the larval stage [...] and economically. While the larval product is supplied in a 6-litre bucket containing 10,000 larvae, the eggs are delivered in a 90 ml canister containing