• Hemp russet mite

  smaller leaf size and suppressed bud growth leading to a reduction in the number of buds and dwarfed buds. This damage can reduce yield and quality. Other [...] leaves and upward curling of leaf edges. Life cycle and appearance of Hemp russet mite All life stages of the hemp russet mite are extremely small and difficult [...] difficult to observe. They are elongated (torpedo-shaped), soft and segmented. The body appears to be divided into two parts: the head with the mouthparts

• Circular scale

  host plant. Life cycle and appearance of Circular scale Female nymphs and adults have flat to moderately convex, circular scales up to 2 mm in diameter with [...] is yellow and up to 1.7 mm long. The adult male is 0.7 mm long and has a single pair of wings. First-instar nymphs are 0.3 mm long and have legs, but soon [...] lower and central parts of mature trees. Circular scale prefers the leaves, but in high infestations it may spread to fruits, stems and trunks, and may cause

• Sciarid flies

  ground surface close to plant roots. The larvae can grow to 5 to 12 mm in length and 0.5 to 1.5 mm in diameter. They are legless and have a conspicuous black [...] habitats and are attracted to a broad range of pathogenic and non-pathogenic micro-organisms for oviposition. Indirect damage is caused by the larvae and adults [...] plant material and on algae and fungi present in the soil. They, however, can also feed on root hairs, rootlets, and tender root, stem and leaf tissue. Later

• Fit Roots for Plant Health

  March 30, 2021

  plant in the soil or substrate, and they take up water, minerals and metabolites to be transported to the leaves, flowers and fruits. Roots also excrete c [...] but plays a key role in plant health and resilience. Plant health is crucial to achieving the best possible yield and quality with the lowest possible dependence [...] carbohydrates (‘sugars’) and other compounds made in the leaves into the root zone to feed different types of microorganisms such as beneficial bacteria

• Cannabis

  important when it comes to keeping cannabis plants healthy and productive. This is because cannabis can attract a lot of different pests and diseases that can [...] proactive approaches involve regular and systematic inspection of crops to identify the presence and severity of pests and diseases. Growers use various techniques [...] These tools are designed to attract, capture, and help identify specific pests, allowing growers to assess pest populations and make informed management

• Chrysoperla carnea

  stalks. Adults make no contribution to biological control. They feed exclusively on pollen, nectar and honeydew and most will fly out of the greenhouse [...] projecting jaws and well-developed legs. The larva is colourless and transparent when newly hatched, later becoming cream-coloured to light brown. The head [...] outer cocoon is 8 mm long and 4 mm thick. The inner more closely spun cocoon is off-white and egg-shaped, about 3 mm long and 2.5 mm thick. The space between

• Black vine weevil

  rhododendron, cyclamen and azalea), as well as in strawberries and other fruit crops in both temperate and sub-tropical regions. It belongs to the family Curculionidae [...] 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, vine weevils [...] during the day they hide, and can often be found between the inside of a plant pot and its contents, under lumps of e, in vegetation and under planks etc . In

• Impatiens thrips

  problem in greenhouse cultivation, having spread to many countries within the last 30 years. The thrips have mostly been able to spread as a consequence of the [...] hosts. In addition to many ornamental plants it also attacks sweet pepper, cucumber and eggplants. It lives exclusively on the leaves and is often present [...] found on both upper- and undersides of the leaves. This species of thrips is relatively large. Both males and females are dark brown to black in colour with

• Amblyseius andersoni

  according to the prey eaten, and varies from almost lucent whitish to opaque white or yellow. Due to their size and colour they are difficult to spot in [...] than the larvae, have eight legs, and are a whitish yellow colour. Adult mites have eight legs, are a translucent white in colour, and have a flat, elongated [...] whitefly , and rust mites. Feeding behaviour of Amblyseius andersoni Predatory mites pierce their prey and suck out the contents. In addition to thrips and spider

• Fit roots for plant health Technical bulletin 2020 EN

  both the solution and air, to refresh their composition. For instance, oxygen (O2) must be able to move in, and carbon dioxide (CO2) to move out of the soil/air [...] plant in the soil or substrate, and they take up water, minerals and metabolites to be transported to the leaves, flowers and fruits. Roots also excrete c [...] cell walls and characterize different groups of micro-organisms. Eurofins has developed a method to extract PLFAs from a root zone sample and to measure and