• Tomato russet mite

  The first nymphal stage is a transparent white colour and about 0.1 mm long. They usually develop to the 2nd stage within a day. All life stages look very [...] lycopersici , also referred to as Vasates lycopersici, Vasates destructor and Phyllocoptes destructor in older publications) belongs to the family Eriophyidae [...] (vagrant) on tomato plants. Aculops lycopersici was detected for the first time in Australia and is a pest in tomatoes in all areas where they are grown. Other

• Chafers

  damage is often caused by birds and small mammals digging for the grubs to eat them. Life cycle and appearance of Chafers Adult Amphimallon sostitialis are [...] generally in June and July and land on trees to mate. During the night the females move to the ground to lay their eggs. Eggs are shiny and white. The [...] weeks and the larvae start to feed on roots. The larvae are white-coloured, C-shaped grubs, with a yellow-brown head, and up to 30 mm long when fully grown

• Long-tailed mealybug

  mealybugs is sufficient to render the product unfit for sale. A very small population can thus cause considerable economic damage. Life cycle and appearance of [...] beneath the body in a network of fine waxy threads. Over two or three weeks, a female produces 100-200 nymphs. In the summer, the life cycle takes about six [...] species often inhabits concealed places such as auxiliary buds and prefers a warm, humid environment. Damage symptoms Mealybugs inflict damage on the crop

• Cutworms

  Life cycle and appearance of Cutworms The adults of Agrotis spp. have pale grey to grey-brown forewings with a faint kidney-shaped marking and a red spot [...] close to ground level. The larvae are yellowish when hatching with a dark head capsule and prothoracic shield, later they become earth-brown to dingy grey [...] have a wide host range. Damage symptoms Early instar cutworm larvae can create 'shotholes' while feeding on tender leaves of seedlings. Third to seventh

• Aphipar

  at least 3 times. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for your situation. Environmental [...] rock wool slabs or in Diboxes Make sure the material remains dry and is not moved from its introduction site for at least a few days Dosage The dosage of [...] develops inside the aphid, which converts into a leathery mummy. The adult parasitic wasp emerges through a hole at the rear of the mummy. The first mummies

• European red mite

  is mainly a pest of fruit trees (apple, pear, plum and cherry). However, it can attack a large scale of other woody plants and is occasionally a problem [...] diameter, dark red, and oval with small ridges running top to bottom, with a thin stalk on top. They look a bit like an onion. Adult females are about 0.4 mm long [...] leaves loose colour; this is often referred to as bronzing. When infestation is heavy, leaves can drop. Life cycle and appearance of European red mite The

• Brown soft scale

  crawlers are active for two or three days and disperse locally before settling. Once fixed in position, their colour changes to a transparent, light brown [...] hesperidum is very common in tropical and sub-tropical regions and is also a common pest in greenhouses throughout the world. C. hesperidum has many host [...] ants. The ants will clean and protect the coccids and in turn benefit from a rich food source. The honeydew also quickly becomes infected by sooty moulds

• Western flower thrips

  vector for both tomato spotted wilt virus (TSWV) and impatiens necrotic spot virus (INSV). Both viruses affect a wide range of plants, and often a single [...] into the plant tissue with a saw-like ovipositor. Larvae are nearly transparent white or yellowish to orange-yellow, with a large head and bright red eyes [...] Thrips cause damage to plants by piercing the cells of the surface tissues and sucking out their contents, causing the surrounding tissue to die. The resulting

• Beneficial microorganisms

  harnessed for pest control through applications like biopesticides, where they are introduced to target pests, providing an eco-friendly alternative to chemical [...] damage. This can lead to the insect's death. Spore production: As the insect succumbs to the fungal infection, the fungus continues to grow. Eventually, it [...] provide positive effects to their environment, including various biological systems and organisms. These microorganisms play a crucial role in biological

• Onion thrips

  are inserted into the plant tissue with a saw-like ovipositor. Larvae are light to yellowish green in colour, with a large head and bright red eyes. The colour [...] Thrips cause damage to plants by piercing the cells of the surface tissues and sucking out their contents, causing the surrounding tissue to die. The resulting [...] leaf veins, with most damage evident where these veins join. Fruit damage, for instance in cucumber , only occurs if the crop is heavily infested. In some