• Predatory insects

  leaves, and when the larvae hatch, they feed on aphids. Gall midges are considered beneficial insects because they specifically target aphids. By naturally [...] for natural pest control in agriculture. Equipped with piercing mouthparts, they actively hunt and feed on various harmful pests, helping to maintain a balanced [...] them valuable in biocontrol. There are different species of lacewings, but they share common traits in their feeding habits. Lacewing larvae, sometimes referred

• Amblydromalus limonicus

  to the prey eaten and they are sometimes greenish in colour when they take fluids from the leaves. Due to their size and colour they are difficult to spot [...] The larvae of Amblydromalus limonicus have to feed. If they do not have access to food, they develop very slowly and the mortality is high. The nymphs [...] several other small organisms such as spider mites and tarsonemid mites. They can also feed on pollen and take fluids from leaves, which is useful for

• Mealybugs and scales

  with waxy threads (mealybugs). They suck the sap of plants and are mostly host plant specific. Apart from the damage they cause by sucking plant sap, mealybugs [...] mealybugs and soft scales, produce no honeydew. They feed by sucking the contents of epidermal cells, into which they inject toxic substances that cause yellow [...] The concealed habit and the protective covering of these insects mean that they are very well protected against natural enemies and also against synthetic

• Aphidoletes aphidimyza

  the larvae are full-grown they jump from the leaves and Aphidoletes aphidimyza pupate in the top layer of moist soil, where they form an oval silk cocoon [...] The searching behaviour of adult female gall midges is extremely efficient. They are capable of locating aphid-infested plants among numerous non-infested [...] eggs are tiny and elongated, usually laid individually near aphid colonies. They are translucent orange and difficult to see without magnification. Larval

• Northern Corn Rootworm

  between 5–6 mm long and uniformly pale green or yellowish green in colour. They appear in late July and remain in corn fields until first frost. Females [...] allows the larvae to effectively skip the field’s soybean rotation (when they would starve for lack of their corn host) and hatch after corn has been replanted [...] replanted. Univoltine and semivoltine rootworms can interbreed, and they coexist in population patches across corn-producing regions, depending on the

• Feltiella acarisuga

  adult spider mites or up to 50 mite eggs per day. They are aggressive and adapt the amount of food they consume to the density of the spider mite population [...] such as leaf crevices or within the soil. Initially, they appear pale green but gradually darken as they mature. Pupal cases are elongated and slightly curved [...] eggs, the midge larvae start to feed on spider mite eggs, nymphs and adults. They use their mouthparts to first immobilise their prey and then suck out the

• Chrysoperla carnea

  younger. Eggs are often ignored because they stand on stalks. Adults make no contribution to biological control. They feed exclusively on pollen, nectar and [...] individually or in small clusters on plant foliage or near prey habitats. They are pale green or white in color and are attached to the substrate by a slender [...] Larval stage: Green lacewing larvae of Chrysoperla carnea are 2-10 mm long. They have large, forwardly projecting jaws and well-developed legs. The larva

• Diamond back moth

  crops in other regions. Damage symptoms The caterpillar is a surface feeder. They feed from the lower leaf surface, leaving the wax layer on the upper surface [...] (Plutella xylostella) are initially yellow or pale green and later darken. They are deposited singly or in small groups of two or ten eggs on both the upper [...] white, loose, silken cocoon, usually formed on the lower or outer leaves. They often stick to leaves and frequently hide in crevices near the bud. In c

• Beet armyworm

  Older caterpillars migrate to the top of the plant where they feed mainly on the growing tips. They produce large holes in the leaf, sometimes stripping the [...] low in the crop on the underside of leaves, in groups of 10 to 250 eggs. They hatch after several days, revealing small, drab yellow-green caterpillars [...] caterpillars live in groups and spin loose webs over the leaves, under which they remain until the third or fourth instar. Older caterpillars are active walkers

• Blueberry

  permanent protection, where they will compete with the pathogenic fungi for space and nutrients and even kill them. At the same time, they strengthen the root [...] infection. Bumblebees are highly efficient pollinators of blueberry crops. They contribute significantly to the successful production of high-quality blueberries