• False spider mites

  s phoenicis) also feeds on fruits of for instance citrus, papaya and pomegranate. Several Brevipalpus species are known to transmit plant viruses. Unlike [...] spider mites ( Tenuipalpidae ) are brick-red to yellow in colour. They have the same body shape as spider mites but are usually smaller. The different [...] deutonymph and adult. They move slowly and are mostly found along the veins on the underside of leaves. The mites are flattened and egg-shaped when seen from

• Spotted Wing Drosophila

  the fruit. There are three larval instars and in the third instar the larvae are about 3.9 mm long. The pupae of Drosophila suzukii are tan-brown and 3 [...] drosophila Adult spotted-wing drosophila are small, 2-3 mm in lengthg, and have a wingspan of 6-8 mm. Males are smaller than females. They can be easily [...] that is used to penetrate the skin of the host fruit and for laying the egg into the fruit. Eggs are white, 0.6 long and 0.2 mm wide. Each egg has two respiratory

• Woolly apple aphid

  egg-laying females are produced in autumn but their eggs do not develop further. Adult viviparous (wingless) females of the woolly aphid are 1.2-2.6 mm long [...] trunk or main branches, are very frequently attacked. The aphids mainly spread through young, wingless nymphs which crawl or are blown by the wind from [...] from tree to tree. Sometimes a few winged aphids are produced in summer. Winged egg-laying females are produced in early autumn but their eggs do not develop

• Tomato russet mite

  Aculops lycopersici was detected for the first time in Australia and is a pest in tomatoes in all areas where they are grown. Other members of the plant [...] russet mite All life stages of the tomato russet mite are extremely small and difficult to observe. They are elongated (torpedo-shaped), soft and segmented. [...] of legs, whereas other mite groups have four pairs. Eggs are roughly 0.05 mm in diameter and are laid on the underside of leaves, on leaf petioles, and on

• Cactus mealybug

  mealybug are yellow-brown and not yet covered with wax. They are actively mobile and known as ‘crawlers’. From the second instar on, they are covered with [...] nymphal instar onwards are covered with a white waxy material in the form of powder, threads, spiky projections or platelets. Eggs are laid in a sticky, foamy [...] this pupa. The males lack mouth parts and are incapable of feeding. They have a brief lifespan during which they are wholly engaged in seeking females to fertilize

• Chrysanthemum

  cultivars has been developed for commercial propagation and production. The current, commercially cultivated chrysanthemums are more striking than the wild [...] genus consists of many hybrids and an extensive range of cultivars that are produced for commercial, horticultural purposes. Traditionally, yellow is the main

• Municipality Venray: biological control of oak processionary caterpillars

  processionary caterpillar for several years,’ explains Joep van Bergeijk, coordinator of oak processionary caterpillar management for the Municipality of Venray [...] Entonem is that nematodes kill fewer other caterpillars , which means they are less harmful to biodiversity. This is something that is high up on the political [...] been 90% cleared. What is interesting is that avenues running east to west are typically free of oak processionary caterpillar, while those running north

• Pine processionary moth

  hairy thorax. The forewings are dull ashen-grey; the veins, margins and three transverse bands are darker. The hindwings are white, grey-fringed, with a [...] forests, trees are rarely killed but significant losses occur in volume growth. Defoliation damage and the presence of caterpillars are important on amenity [...] oviposit on the nearest pines. The eggs are laid in cylindrical masses around pairs of needles; most eggs masses are laid on the peripheral shoots of the

• Integrated Pest Management

  Predatory mites , parasitic wasps and beneficial nematodes are examples of beneficial organisms used for biological pest control . The beneficial organisms prey [...] This involves a close inspection of plants for signs of pests and diseases. This practice proves invaluable for early issue identification and prompt action [...] Rollertraps or Horiver) is very important for monitoring the flying stages of pests such as whitefly and thrips . For some pests, pheromones can can further

• Conifer

  About Conifers are also referred to as Pinophyta, Coniferophyta or Coniferae . The plants are so-called gymnosperms or seed-bearing vascular plants. This [...] This means that their seeds are not enclosed in an ovary. All existing conifers are perennial, woody plants and secondary growth occurs in the development [...] development of conifers. Conifers are usually trees, but few varieties develop as shrubs. Recommended for you Download Fusarium spp. Spidex Vital Plus Casea Spical