• Tomato moth

  January 1, 1970

  turns a glossy black. The moths are nocturnal, hiding during the day in fissures in the ground, and are often only seen when they are startled, such as during [...] margin. The antennae are long and thin. Head and thorax are reddish-brown while the abdomen is a lighter grey-brown. The females of the tomato moth (Lacanobia [...] along the posterior edge of the forewing. As in most noctuid moths, the hindwing is greyish and lighter than the forewing, with a darker shadow at the margin

• Aphidius colemani

  January 1, 1970

  typical of the Aphidiidae. First the host is examined by drumming with the antennae. This gives the wasp the information about whether the aphid is the right [...] Aphidius colemani The parasitic wasp is available in a bottle ( Aphipar ). Spread the material on rock wool slabs or in Diboxes Make sure the material remains [...] behaviour, which enables the wasps to track down and parasitize aphids , even when they are at low density. The behaviour of the female during egg-laying

• Buckthorn-potato aphid

  January 1, 1970

  presence in the crop. Wingless females of the buckthorn- potato aphid are 1.1-2.4 mm long and bright pale green to yellowish green. The antenna are relatively [...] lower parts of the plants and are not very mobile. In autumn, winged males and females are produced, which return to the primary host buckthorn where they lay [...] short and barely exceed half the body length. The aphids overwinter as eggs on buckthorn. After emerging in spring, the aphids mainly feed on the underside

• Oak processionary moth

  January 1, 1970

  twigs and covered by hairs from the female. The first instar larvae overwinter within the eggs and hatch in mid- or late April. They are nocturnal and feed [...] released in the air when the larvae are disturbed. After moulting, the previous stage's hairs remain on the exuvia, but can become airborne and are still [...] countries and also in parts of the Middle East. Damage symptoms The nests of caterpillars on infested trees are clearly visible. The larvae of the oak pr

• Large raspberry aphid

  January 1, 1970

  siphunculi. The cauda is short and triangular. Overwintering eggs of the large raspberry aphid are laid near the base of vegetative canes and hatch in spring. [...] emerging in spring, the aphids mainly feed on the underside of leaves and start to reproduce parthenogenetically. They are very mobile and drop from the plant [...] presence in the crop. Wingless females of the large raspberry aphid are 2.6-4.1 mm long, pale to yellowish green with long antennae, legs and siphunculi

• Hemp russet mite

  January 1, 1970

  observe. They are elongated (torpedo-shaped), soft and segmented. The body appears to be divided into two parts: the head with the mouthparts, and the rest of [...] nymphal stages and adult. The nymphal stages are sometimes also called larva (1st stage) and nymph (2nd stage). The eggs are approximately 0.05 mm in diameter [...] is caused by the mites sucking out the contents of plant cells. Hemp russet mite develops on the stems and petioles of the hemp plant and can cause stunting

• Apple rosy aphid

  January 1, 1970

  spurs and smaller branches, and on the base of buds of apple trees. The eggs hatch in spring and at first the aphids attack buds, spur leaves and rosette [...] of white wax. The siphunculi are black and tapered, the cauda is dark, short and triangular. Dysaphis plantaginea lays eggs in autumn in bark crevices [...] General The rosy apple aphid, Dysaphis plantaginea , is a serious apple pest. It is widespread in Europe and also occurs in Africa, North and South America

• Impatiens thrips

  January 1, 1970

  to adult on the plant, specifically on the leaves. Eggs are deposited in the leaf tissue, while subsequent stages are found on the upper- and undersides [...] of the leaf. Pupation occurs on the leaf rather than on the ground. The prepupae and pupae remain immobile on the leaf tissue. Adults are found on both [...] orange pigmentation between the segments, and the dark wings are white at the base. This colouration distinguishes the species from most other thrips species

• Rose aphid

  January 1, 1970

  presence in the crop. Wingless females of the rose aphid are 1.7-3.6 mm long and green or deep pink to red-brown. The antennae and sometimes the head is [...] is dark in colour. The siphunculi are black and bent outwards. The rose aphid usually overwinters on rose bushes in the egg stage, although in mild winter [...] Infestations with rose aphids retard the growth of buds and new shoots. Foliage and flowers are often disfigured and contaminated with sticky honeydew on

• Open field pollination

  January 1, 1970

  role in the formation of fruits and seeds. In the context of open field crop cultivation, effective pollination is key to bountiful harvests and sustainable [...] agriculture. In open field environments, bees are among the most efficient and reliable pollinators. Their foraging activities enable the cross-pollination [...] both fruit set and quality. They are robust and carry out their valuable work even in unfavorable weather conditions, low temperatures and low light intensities