• Black vine weevil

  . Damage symptoms The major damage is caused by the feeding of the larvae on the roots. After the roots have been destroyed the larvae move into corms [...] stems of the plants. Both adult beetles and larvae are polyphagous and feed on a large number of plant species. High populations of larvae can destroy plants [...] are approximately 7 - 10 mm long, brownish black and have dull yellow spots on their back. The wing covers are grooved and fused with the body. Therefore

• Melon

  specifically even, a "pepo". Nowadays many different cultivars are being produced on a commercial scale, especially muskmelons. The most common species of melon

• Tree specialist Wolterinck: Control of oak processionary caterpillar with Entonem

  Entonem on the oak processionary caterpillar. ‘We’ve been using nematodes for years. The product is our preferred method over products based on Bacillus [...] the Netherlands, is a specialist in tree care and weed control and works on behalf of local authorities and governmental bodies. Co-owner and general [...] Bacillus thuringiensis , which can only be used on trees with leaves. Nematodes are a better solution for urban areas.’ Wolterinck BV sprays the nematodes when

• Chrysoperla carnea

  larva itself. On average a larva will consume 300-400 aphids of various sizes during its development, although the actual quantity depends on prey species [...] often ignored because they stand on stalks. Adults make no contribution to biological control. They feed exclusively on pollen, nectar and honeydew and [...] the family Chrysopidae within the order Neuroptera. Green lacewings target on aphids , caterpillars , thrips , mealybugs , and other soft-bodied insects

• Trianum effectively controls Pythium in cucumber

  just ticking over. Those sorts of conditions have a bigger impact on the beneficials than on the thrips, which means I need to be alert. The same goes for [...] Thripex , in an overkill) keep thrips under control on the farm. Hendriks releases Montdorensis every week on half of his crop – the even rows one week, the [...] hangs a sheet of insect netting with Neoseiulus cucumeris every four weeks on one for every seven plants. The two predatory mites also keep spider mites

• Tomato pinworm

  they develop and can be found on the underside of the leaves. When the presence of the pest is high, they can be found on any part of the plant. They emerge [...] larva goes through four instars which can last from 9 to 17 days depending on temperature. For pupation, the larva drops to the ground, burying itself and

• Glasshouse potato aphid

  young aphids are born as developed nymphs. They immediately start to feed on plant sap and grow rapidly. When reproduction is sexual, the aphids lay eggs [...] the body. The legs are also long, there are two distinctive dark green spots on the abdomen at the base of the cornicles. Alate (winged) females are yellow-green [...] There is no alternation of hosts, and the two types of life cycles occur on the same host plant. The aphid can overwinter not only in greenhouses, but

• Biosolutions for Propagation

  significant increase in output the first year a Koppert BioSolution is deployed on their stock plant program. Rather than utilizing repetitive pesticide applications [...] Expand all items Heidi inspects rose stock her Alma Mater UWRF, following up on Dr Zlesak’s first year success using predatory mites to manage spider mites [...] products instead of chemical controls allows rooted material to stay focused on building strong plants. Bacilirid™ Biological Fungicide Capsanem Entonem Isarid

• Thripex-Mini

  positions on the crop (no direct sunlight). Measures improving the moisture balance in the sachets, such as placing the bottom of the sachet on moist substrate [...] pollen. How does it work Adult predatory mites actively search for and feed on their prey. Application For Hanging Baskets – insert sachets into the center [...] substrate, will have a positive effect on the longevity of product Hold sachets by the stick. The predatory mites are easily damaged Please note Thripex

• Cucumber

  before planting and continues throughout the growing season, with a focus on early detection. Early identification of pests and diseases allows for timely [...] of widespread infestations or outbreaks. Monitoring involves recording data on pest and disease populations, their distribution, and environmental conditions [...] conditions. By identifying issues promptly, growers can minimize the impact on crop yield and quality while reducing the environmental footprint associated