• Transeius montdorensis

  montdorensis preys on several other small organisms such as thrips , spider mites and tarsonemid mites. They can also feed on pollen, which is useful, for instance [...] Transeius montdorensis is used for the control of the following pests: Thrips Whitefly Transeius montdorensis mites actively seek out and prey on young larvae of [...] montdorensis Transeius montdorensis is most effective at temperatures between between 20 and 32°C (68 and 90°F). It is not effective at temperatures below

• Two-spotted spider mite

  nymphs and adults cause damage to the host plant by feeding on plant sap. They mainly occur on the underside of leaves where they pierce the cells and suck [...] which the mites live. The webbing and spotting on the leaves affects the appearance of the crop. This is of particular concern in ornamental crops. Life [...] duration can be distinguished. Eggs are usually found on the underside of leaves. They have an oval body that is rounded at the rear end. Their colour can vary

• Obscure mealybug

  than the others. The obscure mealy bug ( Pseudococcus viburni ) is sometimes encountered on tomato, primarily at the foot of the stalk. In an overhead wire [...] orchids. Pseudococcus viburni is difficult to control biologically. Damage symptoms Although most species of mealybug feed on the aerial parts of the plant [...] defoliation. The overall effect is a reduction of photosynthesis and therefore the yield. Flowers and fruit often drop off. Plant sap is rich in sugars, but low

• Encarsia formosa

  wasp 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 [...] for farmers and gardeners aiming to reduce the reliance on chemical pesticides. Encarsia formosa is used for the control of the following pests: Greenhouse [...] items How to use Encarsia formosa The parasitic wasp Encarsia formosa is available on cardboard strips as single species ( En-Strip ) and in combination with

• False codling moth

  Thaumatotibia leucotreta ) is native to sub-Saharan Africa and is found in all citrus production areas in Southern Africa. It also occurs on some of the Indian [...] a leucotreta . The reason for this pest’s high pest status is its quarantine status and is not due to the economic losses. Damage and symptoms Larval [...] around the penetration hole eventually assumes a yellow colour. On ripe fruit this area is orange, but eventually becomes sunken and brown as the damage

• RedStar places trust in Natutec Scout

  stuck on the sticky traps. ‘No,’ he says, ‘I am more interested in seeing the trend. Is the level of whitefly infestation staying the same or is it going [...] level of infestation pressure is now visible in easy-to-understand graphs. ‘It's about that line. Is it going up? Down? Or is it staying the same? That's [...] says the following on that: ‘I load the app, the map appears on the screen, and I can immediately see what whitefly or other pest is doing. If necessary

• Rhyzobug - Ready to deal with armoured scales and long tailed mealybugs

  Rhyzobiius lophanthae is able to predate on several armoured scales species. It is easy to see what they have eaten by checking the scales on iirregular holes [...] significant impact on your yield. It is therefore important to recognize the damage in an early stage, so you can control the pest on time. For this, we [...] ladybird, preys on most armoured scale species like Californian red scale ( Aonidiella aurantii ), Oleander scale ( Aspidiotus nerii ) and on long tailed mealybugs

• Phytoseiulus persimilis

  outbreak is quickly and effectively dealt with, but the disadvantage is that it disappears rapidly in the absence of suitable prey. When prey is in short [...] product in 1967. It is a specialist predator of spider mites and can control spider mite infestations very quickly but doesn’t feed on any other prey. Under [...] Phytoseiulus persimilis is used for the control of the following pests: Spider mites Phytoseiulus persimilis mites actively seek out and prey on the Two-spotted

• Oleander scale

  fruits affects market value. In olives this is seen as green spots on purple fruits. Damage to foliage is particularly important in ornamentals . Heavy [...] can be seen by the appearance of the scale armour on stems, leaves and fruits of hosts. Infestations on the leaves and stems may cause wilting and may reduce [...] greyish, dirty white or yellowy colour, round in shape, with a scale whose apex is off-centred. This scale resembles a miniature fried egg with a diameter of

• Sciarid flies

  plants. Direct damage is the immediate result of larvae feeding on the roots. The larvae feed mainly on decaying plant material and on algae and fungi present [...] in colour. They are laid on the 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 [...] Damage symptoms The larvae of sciarid flies feed mainly on organic remains and the fungi that grow on them, although some species can also eat living plant