• Target pests of beneficial nematodes in stone fruits & nuts

  Beneficial nematodes A biological & effective solution to help control hazardous pests in agricultural crops While plant parasitic nematodes are common soil [...] producing nematodes in 1986. Many years of experience have gone into the selection, breeding and quality control of these nematodes. Each of the entomopathogenic [...] beneficial (entomopathogenic) nematodes play an important role in the biological control of many pests. Even more for pests that are difficult to control and

• Cotton leafworm

  symptoms Most of the damage is caused by the older caterpillars which are voracious leaf feeders. Extensive feeding by the larvae may lead to complete stripping [...] yellow. They are laid in clusters of 20 to 500 pieces on lower leaf surfaces, often on the lower parts of the plant. The female covers the eggs with br [...] found in Africa, the Canary Islands, the Middle East and parts of Mediterranean Europe including the Balearic Islands, Madeira and the Azores. Damage symptoms

• Pollination checklist outdoor

  it in the shadow of the crop. Ensure that the underside of the hive is kept dry. Keep the hive entrance visible for humans and bumblebees during the flowering [...] around the area to be pollinated. Protect the hive against strong winds. Position the hive in a sheltered spot, or weigh down the hive. Position the hive [...] and may also have long-term effects. Discuss the matter with your advisor. Consult the list of side effects, on paper or via the Internet . This list states

• Encarsia formosa

  inside the whitefly nymphs, which are then consumed from the inside out by the developing larvae. The larvae feed on the internal tissues of the host, leading [...] carefully inside the greenhouse Bend and tear off the strips opposite to the mounting hole Make sure not to touch the pupae during handling Suspend the cards in [...] pupal instar, and the adult wasp. All these stages except the adult insect are found inside the host (i.e. larval and pupal whiteflies). The female can deposit

• Atheta

  back the top 1-2 cm. of the growing media. Adults are non-diapausing under greenhouse light conditions. Population will fluctuate throughout the growing [...] par on the prey population density. Appearance Atheta coriaria are typically light to dark-brown – in many cases almost black – in color. The adult beetle [...] Atheta ATHETA CORIARIA The scorpion of biological control against fungus gnats Best working conditions for Atheta They are well suited for release into

• Frequently Asked Questions about Bumblebees

  November 15, 2018

  as well as maintaining the nest. As the nest continues to develop the Queen will not leave the nest, she will remain inside the nest, continuing to lay [...] blame. As the entire honeybee colony survives the winter, honeybees are particularly sensitive to these. In the case of bumblebees, only the queen hibernates [...] other insects and animals. Most insects attracted to the hives are generally a nuisance, and do not affect the viability of the bees. Animals, such as bears

• Steinernema feltiae

  feltiae nematodes penetrate the pest's body through natural openings. Once inside the pest, the nematodes release symbiotic bacteria, typically of the genus [...] 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 [...] generation of nematodes that can continue to seek out and infect other pests in the area. In this way, Steinernema feltiae nematodes effectively control pests

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

  December 10, 2024

  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 [...] mite effectively.’ Phytoseiulus persimilis Preparing for the future ‘The future holds many challenges and one of them is the severe reduction in the use [...] strategies in horticulture. We have the most experienced consultants in the industry with years of practice in the field. We know our natural products

• Target pests of beneficial nematodes in potato & outdoor vegetables

  Beneficial nematodes A biological & effective solution to help control hazardous pests in agricultural crops While plant parasitic nematodes are common soil [...] producing nematodes in 1986. Many years of experience have gone into the selection, breeding and quality control of these nematodes. Each of the entomopathogenic [...] beneficial (entomopathogenic) nematodes play an important role in the biological control of many pests. Even more for pests that are difficult to control and

• Grape downy mildew

  mesophyll cells. The latent period (the time from infection to visible symptoms) ranges from 4 to 21 days, depending on temperature; the most rapid development [...] caused by Plasmopara viticola , is one of the most important diseases in wine and table grape production worldwide. The disease spreads rapidly under warm and [...] vary according to the crop’s growth stage, environmental conditions, and infection pressure. While all green tissues of the grapevine are susceptible, ch