• Want to know whether Spical will be effective? Check, check, and double-check!

  December 13, 2022

  However, if the crop continues to grow well after the infestation, the plants will, at some point, shed the damaged leaves. Grab your magnifying glass You'll [...] spider mites appear under your magnifying glass, you can be sure everything will be alright. Regular checks It's good to check whether you can find traces

• Want To Know Whether Spical Will Be Effective? Check, check, and double-check!

  July 20, 2020

  However, if the crop continues to grow well after the infestation, the plants will at some point shed the damaged leaves. Grab your magnifying glass You’ll

• About bumblebees

  queens will leave the old nest and mate with drones. As temperature rises and the spring season emerges, the new bumblebee queen awakens. She will start [...] jobs on the nest. As the nest continues to develop, the queen will not leave it. She will be inside the nest, continuingly laying eggs and providing orders [...] late summer the queen will start producing new queens and males (drones) in order for the colony to reproduce. These new queens will mate with males, leave

• Stable fly

  low as two. When populations are very large (> 25 flies/leg), the insects will begin to cluster on the animals’ undersides and flanks as well. Stable flies [...] short 2–5 minute sessions. The bites are extremely painful, but the flies will typically ignore swatting, stamping and other strategies used by animals [...] mouthparts that protrude from the front of the head. Additionally, Stomoxys flies will rest on surfaces in a characteristic head-upward position. Like the house

• House fly

  house flies will typically only mate once and retain the sperm for future egg fertilization. When protein-rich food is available, she will lay up to 500 [...] fly development occurring between 25–30°C. The small (1.2 mm), white eggs will only hatch if they remain moist, and creamy-white larvae (3–9 mm long) with [...] from yellow to red, to brown, to black as the pupa ages. New adult flies will emerge as early as two days after pupation (at temperatures above 30°C) or

• Cookie statement

  our website, a banner will appear, which asks for your consent to use optional cookies. If you have given your consent, we will use a cookie on your computer [...] banner will no longer 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 [...] to our website. Updates to our Cookie Statement will be published on our website. All modifications will take effect as soon as they are published on our

• New Packaging

  trials, Koppert will be slowly switching from Styrofoam to a fully recyclable package for shipping. Over the next several months, you will start to see this [...] packaging. At first the switch to the new packaging will be gradual and it is expected that there will be a mixture of the two shipping methods. Our goal [...] This packaging change will ensure that Koppert follows its continuous commitment to improve its processes and materials. Koppert will save 2,860 pounds of

• Pollination checklist tomato

  80%. A relative humidity of more than 80%-85% will result in pollen not being released and the bumblebees will become inactive. Below 50% RH, the germination [...] problems with fruit setting. The bumblebees will still collect pollen, and leave bite marks, but no fruit will grow. Bumblebees are active at temperatures [...] have been pollinated before it closes. Depending on the conditions, a flower will remain open for one to three days. To check on pollination , collect about

• Aphidius colemani

  result, many will survive and migrate to other plants to begin new colonies. To avoid becoming covered in their secretions, the parasite will not readily [...] nymphs and adult aphids will produce offspring for two more days, but if an aphid is parasitized in a younger stage there will be no reproduction. A male [...] before. If both criteria are met, then the second phase of parasitization will start. The female stands on outstretched legs and bends her abdomen forward

• Looking Back at NECANN Boston 2025

  April 30, 2025

  are available to assist in the planning and schedule of biological agents. Will you visit sites in person? Site visits are Koppert’s speciality. Emails and