• Cotton 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 [...] Life cycle and appearance of Cotton aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour.

• Pepino mosaic virus

  the use of cross-protection with a mild strain, such as V10 . What is V10? V10 is a mild strain of Pepino Mosaic Virus used in a controlled way to protect [...] strains of PepMV, with varying levels of aggressiveness, but all can cause significant economic losses if not properly managed. Key symptoms of Pepino Mosaic [...] Mosaic Virus (PepMV) is one of the most economically significant viral diseases in greenhouse tomato production worldwide. Due to its rapid spread and impact

• Maximizing Bumblebee Pollination in Canadian Fruit Crops

  July 15, 2024

  foraging for pollen. Note: 5-7 days prior to a flower’s opening is a good delivery window to aim for. 2. Distance from Honeybees: Honeybees can destroy bumblebee [...] placed too close. At a minimum, this will divert their attention from pollination as they try to guard their colony from honeybees trying to steal their nectar [...] bears are an issue, quads may need to be grouped to minimize electric fencing costs. Note: Try to keep a maximum of 4 Quads per fenced area. 4. Sun or

• Bacterial wilt, brown rot

  potato, it is tuber-borne. Spread from plant to plant results from bacteria moving from the roots of infected plants to neighbouring plants. The bacteria [...] is a plant pathogenic bacterium. It is a soil-borne disease and colonises the xylem, causing bacterial wilt and brown rot in a very wide range of potential [...] bacterial slime oozes from the wound. This is the way to distinguish it from Verticillium or Fusarium wilts. Life cycle and appearance of Bacterial wilt, brown

• Better insights and digital advice with Natutec Scout

  Scout app to program in the actual layout of his greenhouse. The software then provides a visual indication on the map itself to show how the level of infestation [...] app as a tool. It allows us to take the measures we need to take quickly, based on the advice provided the consultant. You can act more promptly.’ A threshold [...] these kinds of measurement. The threshold value works as an alarm bell – as soon as the level of infestation exceeds the threshold, it’s a signal to the grower

• Mycotal FAQ

  is very unlikely due to the complex nature by which Mycotal interacts with the target pest. How to handle & apply Mycotal How to store Mycotal? Mycotal [...] at a temperature between 2°C and 6°C. The expiry date of the product can be found on the packaging. How to apply Mycotal? Mycotal is applied as a foliar [...] for Mycotal range from 15°C How to use Mycotal with Low Volume Mist System to 28°C. However, Mycotal already starts being active from 5°C onwards. •

• Damping-off

  stripping of the skin from the root cortex with a finger nail. Life cycle and appearance of Damping-off Pythium belongs to the Oomycetes, a separate group [...] Germination of the oospores is stimulated by exudates from roots of a susceptible host nearby. The oospores germinate and form so-called sporangia from which [...] and very little of the root system survives. On the border between air and soil or substrate the plant turns brown. A typical symptom of a Pythium infection

• Canadian Thrips in Greenhouses & Grow Rooms

  September 19, 2024

  over 7000 species, coming in a small array of colors from white to yellow and black to brown. They also have a diverse range of ecosystem functions. Some [...] there to attempt an in-house identification. For a full key on how to identify Canadian thrips, click here > ( Key-to-important-thrips-pests-of-Ontari [...] emerge from pupae carried over from past crops on the floor or in reused growing media. The pupae stage of thrips is a dormant phase designed to carry the

• American serpentine leaf miner

  crawls out of the leaf and falls to the ground. This occurs in the early morning. The larva crawls into the ground to pupate. A small percentage of the larvae [...] lead to burning in fruit such as tomato and melon. Loss of leaves also reduces yield. In full-grown plants of fruiting vegetable crops, however, a considerable [...] and appearance of American serpentine leaf miner The life cycle of a leaf miner has the following stages: egg, three larval instars, a pupal instar and

• Aphids

  and lead to the growth of a black sooty mold. Aphids life cycle Aphids have a complex life cycle, with both winged and wingless forms of adults of the same [...] Curling or twisting of leaves: Some species of aphids can cause leaves to curl or twist as they feed on the plant sap. How to prevent aphids To prevent aphid [...] aphids have two pairs of wings, one of which is much larger than the other. For a large part of the season an aphid population consists of viviparous females