• Swirski-Mite LD

  species 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 [...] swirskii is most effective at temperatures between 20 and 32°C (68 and 90°F). It is not effective at temperatures below 18°C/64°F. Amblyseius swirskii is sensitive [...] in the crop, not exposed to direct sunlight Sachets already have an exit hole Hold sachets by the cardboard strip at the top, to avoid damaging the predatory

• Corn earworm

  ears of corn. The larvae feed on the hairs of the young corn and on the young kernels at the tip of the cob. During the third instar, the larvae turn c [...] pepper, and tomato. They primarily feed on flowers and fruit from the host plant, as well as on the corn of immature cobs and ears. Adults of corn earworm are [...] trace, which makes it necessary to open the crop to detect the pest. Life cycle and appearance of the corn earworm The eggs of corn earworm are a milky-white

• Casea

  15-20°C/59-68°F) Stir well and leave the contents to soak for five minutes Stir again and pour the contents of the bucket into the half-filled spray tank (except [...] ) Mode of action The nematodes enter the pest and release symbiotic bacteria into the pest's body cavity. These bacteria convert the host tissue into a [...] Nematodes Preparation Remove the sachets from the box and keep them at room temperature for 30 minutes Empty the contents of the sachets into a bucket containing

• Predatory mites whitepaper

  limonicus has the highest numerical response to whiteflies and is the best option when the pest pressure is high. • In laboratory trials the oviposition [...] cucumeris, A. swirskii and A. andersoni predate about the same number of thrips per day. If sufficient food is available, the population of A. swirskii [...] healthy, good growing plant canopy the humidity close to the leaf surface, where the mites live, is higher than in the surrounding air. High humidity, e

• Integrating biocontrol solutions with IPM strategies

  May 26, 2025

  impacting Crop Protection , and with that, the yield potential. At Koppert, compatibility with chemicals is an essential phase of the characterization of our [...] saving time and resources. Or, decide to apply them apart. Meeting the growing demand As the use of biologicals expands in outdoor crops, the need for c [...] fungicides, and herbicides, to safeguard their crops and maximize yields. However, this practice can lead to interactions that may compromise the effectiveness

• Phytophthora blight

  leaf wetness is required. Dispersal is by wind and rain causes the pathogen to be returned to the soil from infected plants. Dispersal in the soil happens [...] lesions with vague borders and white fluffy fungal growth on the leaves. The centre is grey-brown with a light-green edge. On the stem, elongated brown lesions [...] between 15 and 23 °C and higher water content than is optimal for crop growth. Phytophthora overwinters in roots, infected tubers and bulbs or in the soil in

• Downy mildew of rose

  of the pathogens extruding from the stomata. In lettuce, the foot is infected first and this causes the plant to fall over. In cabbage the stem is also [...] mildews, the optimum temperature is around 15 °C. The closer the temperature is to these 15 °C , the shorter the leaf wetness period that is required for [...] yellow and then turn brown. On the underside of the leaf fluffy growth appears which is first white and later turns grey-brown. This is, in fact, the sporulation

• Glume blotch

  infection is mostly by ascospores or conidia on the oldest leaves, but seed transmission is also possible. The germ tubes can infect the leaves of the plants [...] substance. The conidia are released at high relative humidity (RH). The optimum temperature for germination of the conidia is between 20 and 25 °C. The ascospores [...] leaves, stems and glumes. In the centre of the lesions, light-coloured translucent pycnidia (fruiting bodies) with new spores occur. The lesions may merge

• Foot rot of cereals

  temperatures and high humidity, the conidia germinate and penetrate the host's tissues. Inside the plant, the fungus colonizes the root and lower stem, [...] disease primarily affects the roots and lower stem of cereal plants, leading to rotting and ultimately compromising plant health and yield. Microdochium nivale [...] Damage symptoms M. nivale is the primary pathogen in the group that causes seedling blight. Seedling blight causes pre- and post-emergence damping off

• Downy mildew of Cucurbits

  downy mildews, the optimum temperature is around 15 o C and the closer the temperature is to this, the shorter the leaf wetness period that is required. Inside [...] yellow and then turn brown. On the underside of the leave fluffy growth appears which is first white and later turns grey-brown. This is actually the sporulation [...] directly and the germ tubes infect the plants either through the stomata or directly by penetrating the cuticula. For germination free water is required