• Fall Armyworm

  sufficient for them to move from seasonally dry habitats to wet habitats in Central America. This makes it possible for fall armyworms to spread over large [...] large areas rapidly. Adults fly by night, and are attracted to lights, especially those with a strong ultra-violet component. Damage symptoms The developing [...] on leaves, creating a characteristic windowing effect. This damage and moist sawdust-like frass near the funnel and upper leaves can be an easily spotted

• General conditions Koppert Biological Systems Inc.

  prejudice to our right to demand compliance with the obligations to which the penalty clause pertains and without prejudice to our right to claim full [...] 15.1 We shall have to right to make amendments or additions to these GC without prior notice to our buyers, with the proviso that to orders given earlier [...] ity of these conditions to agreements to be entered into with us in future. 2.5 These GC have been drawn up to apply to the legal relationship between

• Aphelinus abdominalis

  detects an aphid, she will examine it briefly with the tips of the antennae. She turns herself around, curls up the wing tips, and will try to pierce the [...] in reducing pest numbers, with the adult wasp piercing the aphid with her ovipositor, and sucking it empty without laying an egg. The small aphids are [...] Koppert as Aphilin . Aphelinus abdominalus products Aphilin Expand all items How to use Aphelinus abdominalis The parasitic wasp is available in a bottle (

• Manual Growing lights

  is also important to give the bumblebees the opportunity to work during the hours with the most daylight. Therefore, we advise using an automatic opening [...] it takes up to 60-90 minutes for the last foraging bumblebee to return to the hive. Under low light conditions, this time increases up to 120 minutes. [...] lights come on and start to close 10 to 12 hours later. Switching on the growing lights before midnight, causes the flowers to close as early as 10:00 in

• Pollination checklist tomato

  The flower needs to have been pollinated before it closes. Depending on the conditions, a flower will remain open for one to three days. To check on pollination [...] bumblebee's jaw on the flower (bite marks) turn brown within one to four hours and make it possible to check the bumblebees' work. A single visit results in the [...] periods with extreme temperatures, extra measures will be required such as active cooling. Position the hive so that it is easily visible both to the bumblebees

• Grape downy mildew

  forming haustoria to parasitize mesophyll cells. The latent period (the time from infection to visible symptoms) ranges from 4 to 21 days, depending on [...] Leaf symptoms Yellowish to light-green oil spots on the upper leaf surface, often angular and limited by leaf veins White to greyish downy growth on the [...] symptoms Brown to dark lesions on young shoots and tendrils Distorted or stunted shoot growth Increased susceptibility of infected tissue to secondary infections

• Natutec Drone Release System

  be filled with the product to be released. Flight parameters are set depending on crop, introduction density and natural enemies. After creating the flight [...] flight pattern the drone starts its flight to apply natural enemies fully autonomously, with a performance of 8 hectares per hour (measured in strawberries) [...] Use Natutec Drone Release System to quickly release natural enemies over large areas. Mode of action The Natutec Drone Release System contains a reservoir

• Acadian

  every 1-4 weeks from harvest to dormancy. Applications can be made either foliar or to the soil. Apply 3-5 days prior to an anticipated plant stress. Other [...] solution. When mixing with calcium products, thoroughly mix ACADIAN® Liquid Seaweed Concentrate with the water in the tank prior to adding the calcium product [...] Seaweed Concentrate is an excellent way to encourage root growth and prepare perennial crops for next season’s early growth. Apply to the soil or foliar using

• Open field pollination

  leading to increased yields. Adaptability to weather conditions Bumblebees exhibit an impressive adaptability to diverse weather conditions due to their [...] Bumblebees visit up to two times more flowers and transfer up to 2,7 times more pollen than honeybees to give growers a flying start to optimal pollination [...] for crops with a short (one to four weeks) intensive blossom period and which produce a lot of nectar. For early blossoming crops Tripol with extra insulation

• Thripex Technical Leaflet

  cause slight damage to some crops, especially with a large number of mites and high humidity. Therefore, consult your supplier prior to using Thripex. It [...] stages) mixed with bran or vermiculite Bucket contains: 100,000 predatory mites (all stages) + a lot of grain mites (all stages) mixed with bran Application [...] before use • Bottle: Press in the center of the cap to open the dosage hole. Bucket: Use a spoon to distribute Thripex, 2-3 ml per rockwool block, opposite