• Green peach aphid

  Aphids therefore need to extract large quantities of sap to get sufficient protein. The excess sugar is secreted in the form of honeydew, making the crop [...] extract nutrients from the plant and disturb the balance of growth hormones. As a result, the plant’s growth is retarded giving rise to deformed leaves or [...] malformations of the growing tips. Life cycle and appearance of green peach aphid Aphids have a complex life cycle, with both winged and wingless forms of adults

• Using Predatory Mites, but still having Thrips Issues? Close the Gap in your Thrips Control Program

  July 16, 2024

  plants, it is best to use a combination of Chrysoperla carnea ( Chrysopa ) to target the larger size larvae and green Horiver cards to trap adults. Echinothrips [...] are a widespread threat in most environments, entering growing spaces a variety of ways: on new plant material, clothing, pets, or flying in from outside [...] soft parts of stems, hiding them from natural enemies. From here they will hatch into their larva form and move onto the plants surface to begin feeding

• Encarsia formosa

  temperatures it may be better to switch to the use of Enermix or Ercal . Consult a Koppert advisor or a recognized distributor of Koppert products for advice [...] is approximately 0.6 mm long, with a head that is dark brown to black in colour, a dark brown to black thorax, and a yellow abdomen. The male is entirely [...] Life cycle and appearance of Encarsia formosa The development of E. formosa consists of six stages: the egg, three larval instars, a pupal instar, and the

• Trianum effectively controls Pythium in cucumber

  decided to do this in response to his crop’s susceptibility to Pythium. ‘My crop gets 20 hours of light a day, which means it requires a lot of water. That [...] Trianum, levels of Phythium have decreased dramatically. Up until 2019, there was a lot of damage and loss of production at the end of cultivation. Whole [...] That larger quantity of water makes the plant more susceptible to Pythium. That’s why I needed to use Trianum as a preventative measure against Pythium

• Aphidend

  species/stages of aphids . Mode of action Adult gall midges emerge from the pupae and deposit their eggs in the aphid colonies. After emerging from the eggs [...] 70%) to get the best results. Combined use High densities of generalist predatory mites , especially Amblyseius swirskii , can be detrimental to Aphidend [...] typically range from 1-10 per m2/release. Releases should be repeated at weekly intervals until control is achieved. Consult a Koppert advisor or a recognized

• Mastering the Battle Against Lawn Pests: White Grubs and Leatherjacket Edition

  April 25, 2024

  Their coloration ranges from tan to gray with greenish hues, and present a plump appearance, devoid of any discernible legs, like a caterpillar. NC - Lea [...] Why do we want to control? These creatures feed on the roots of grass, causing affected areas to feel soft, spongy, and brown. Signs of their presence [...] participation from all residents in the neighborhood would be required for effective control How Many Nematodes Do You Need? The contents of a 50mill package

• Mealybugs and scales

  In order to gain an adequate intake of protein, mealybugs must ingest large quantities of sap, getting rid of the excess sugars in the form of honeydew [...] species of mealybugs feed on the aerial parts of the plant, some species extract their nourishment from roots, whilst others are gall-formers. A few species [...] is usually the first sign of the presence of this type of pest. Among ornamental crops, ferns are particularly sensitive to soft scales, as are oleanders

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• Understanding Orius

  July 12, 2024

  establish, it is best not to apply Thripor from the end of September to the end of March of the following year (between wk 39 and wk 12). However, they can [...] researched to have a significant impact on the longevity (how long they live) and fecundity (how many eggs they lay during a lifetime). Because of this, it [...] more difficult to detect in these plant areas. In crops like cannabis, Thripor will have a harder time establishing because of the amount of trichomes that

• Black bean aphid

  Plant sap is rich in sugars, but has a low protein content. Aphids therefore need to extract large quantities of sap to get sufficient protein. The excess sugar [...] temperate regions, where it is a serious economic pest of beans. It is highly polyphagous, and attacks a wide range of other crops. Damage symptoms Economic [...] Life cycle and appearance of Black bean aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour