• Woolly apple aphid

  January 1, 1970

  covering) on apple trees sheltering in cracks and under loose bark. The nymphs become active in late March or April (in the northern hemisphere) and around [...] are produced in summer. Winged egg-laying females are produced in early autumn but their eggs do not develop. Contrary to the situation in America, South [...] leaves and fruits and can be a nuisance at harvest time. Life cycle and appearance of Woolly apple aphid In contrast to other aphids , the life cycle and survival

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

  January 14, 2025

  pest management strategies in horticulture. We have the most experienced consultants in the industry with years of practice in the field. We know our natural [...] close, so that the produce is optimal by harvest time. This requires knowledge, timing, and accuracy in application. We also know all about the interaction [...] we eat and the flowers in our homes?" Rianne asks with a frown. For over two decades, she has passionately supported growers in transitioning to biological

• New Strain Of Green Peach Aphid, Myzus Persicae, Requires More Aggressive Beneficial Insects

  September 1, 2023

  former, and has also been found in crops such as eggplant, cabbage, chrysanthemum, roses and many others. It is establishing in the the UK, The Netherlands [...] discovered that Aphidius matricariae ( Aphipar-M ) established three times better in the crop than the traditionally released species Aphidius colemani ’ [...] longer than the parasitoids to establish in the crop, but can be good addition to the system. At the same time, we are looking at the side-effects of pesticides

• Larvanem Has Been The Number One Product Against Vine Weevil For Over 25 years

  August 22, 2024

  Koppert's specialist for the tree nursery industry in the Netherlands and abroad. 'Time and time again, research has proved that our strain is more effective [...] product used to combat vine weevil. The secret to its continued success lies in its special strain of Heterorhabditis bacteriophora , which is the basis of [...] developed over 25 years ago by Koppert Biological Systems, the market leader in biological plant protection. The product did its job: it effectively targeted

• Spical Ulti-Mite

  January 1, 1970

  and prey mites. Presentation Sachets in cardboard box. Carrier Bran. Application Hang sachets in sheltered locations in the crop, not exposed to direct sunlight [...] citri ); other spider mite species. Crops Do not use in tomato. Mode of action Predatory mites multiply in the sachet and disperse into the crop over a period [...] as the first pest mites are detected in the crop. Use at least 4,000 sachets per ha and hang them evenly spaced in the crop. Release should be repeated

• Macro-Mite

  January 1, 1970

  sciarid flies , thrips pupae and other soil-dwelling insects. The mites appear in and on the soil and at the base of plant stems. The reduction of the infestation [...] Start introduction preventively or as soon as the first pests are detected in the crop. Introduction rates typically range from 100-500 per m 2 /release [...] Environmental conditions For optimal results the medium has to be moist, rich in organic matter and have a loose structure. The minimum temperature for successful

• Ervipar

  January 1, 1970

  30°C/86°F. Combined use Can be used in combination with other aphid biocontrol agents, like for instance Aphidend . Storage time after receipt Apply as soon as [...] emerges through a hole at the rear of the mummy. The first mummies are noticed in the crop around 10-14 days after the first introduction. Visual effect Parasitized [...] Carrier Buckwheat hulls. Application Spread the material on rock wool slabs or in Diboxes Make sure the material remains dry and is not moved from its introduction

• Thripex

  January 1, 1970

  Pests Young larvae of various thrips species. Crops Do not use in tomato. Mode of action Predatory mites use their piercing mouthparts to extract the contents [...] situation. Start introduction as soon as the first pest mites are detected in the crop. Introduction rates typically range from 50-100 per m2/release. Releases [...] advise to take the necessary precautions. Precautionary measures Storage time after receipt Apply as soon as possible after receipt. If necessary, the

• Swirski Ulti-Mite

  January 1, 1970

  and prey mites. Presentation Sachets in cardboard box. Carrier Bran. Application Hang sachets in sheltered locations in the crop, not exposed to direct sunlight [...] and eggs and larvae of whitefly . Crops Do not use in tomato. Mode of action Predatory mites multiply in the sachet and disperse into the crop over a period [...] as the first pest mites are detected in the crop. Use at least 4,000 sachets per ha and hang them evenly spaced in the crop. Release should be repeated

• Oak processionary moth

  January 1, 1970

  individuals. The larvae usually stay in their nests during the day leaving at night in a characteristic procession to feed in the canopy of the trees. If the [...] native to central and southern Europe but is now present in almost all European countries and also in parts of the Middle East. Damage symptoms The nests of [...] within the eggs and hatch in mid- or late April. They are nocturnal and feed gregariously. The newly emerged larvae are brown. In later instars, their body