Spotted Wing Drosophila

spread extensively in North and South America and Europe where it has caused severe yield losses in many berry crops, cherries and grapes. Damage symptoms [...] wing 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 [...] other Drosophila species or SWD females by a large dark spot on each wing, where their common name is derived from. Females have a strong saw-like ovipositor

Mottled arum aphid

aphid, Neomyzus circumflexus , has a cosmopolitan distribution and a wide host range. In temperate climates it is primarily a pest in greenhouses where it attacks [...] ms, Begonia and Fuchsia, and also sweet pepper. Damage symptoms Large colonies of mottled arum aphids can greatly reduce plant vigour and kill the plant [...] sis and also result in an unattractive plant with a much lower market value. Neomyzus circumflexus can also transmit plant viruses. Life cycle and appearance

Pepino mosaic virus

Nettle-like heads and/or bubbling of the leaves Stunted leaf growth Leaves have a pale or grey colour Necrotic and dying leaves Yellow (chlorotic) and brown (necrotic) [...] nightshade, some potato and pepper varieties and some plants belonging to the genera Nicotiana (e.g. tobacco), Datura (e.g. thorn apple) and Physalis (e.g. Physalis [...] very intense for a few weeks and then disappears to eventually return later in the season. This means that damage can be more severe during a certain period

Pear

white flowers (about 2.5 cm or 1 inch in diameter) and produces a pyriform, fleshy fruit. Pear trees can grow as tall as 9 metres and are able to produce [...] so-called European pear or common pear ( Pyrus communis ) is a pear species that originates in central and eastern Europe and southwest Asia. The pear [...] which are grown in Asia, Europe and northern Africa. The European or common pear is a perennial, deciduous tree and cultivated for its fruit. The tree

Tobacco aphid

always pink or red. They appear matt, never glossy. Winged individuals have a brown-black head and thorax and a reddish abdomen. There is a dark brown spot [...] viruses. Life cycle and appearance of Tobacco aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in [...] from the peach potato aphid in the Far East and is a key pest of tobacco crops in both the United States and South America. The tobacco aphid ( Myzus persicae

Mycotal - Effective at lower temperatures

with Mycotal (1 and 2 gr/ltr). Tested in lab conditions at a temperature regime of 5 °C at night and 12 °C during the day, mimicking a cold day in the [...] conditions, or the pest may be inactive, they will start to build up a population as soon as the conditions are favourable. This can become a serious threat [...] that Mycotal can also be a powerful weapon against whiteflies and thrips in colder conditions. • Mycotal: active, growing and effective from 8 °C • The

Hemp russet mite

smaller leaf size and suppressed bud growth leading to a reduction in the number of buds and dwarfed buds. This damage can reduce yield and quality. Other [...] Other signs of damage include dull, greyish, or bronzed leaves and upward curling of leaf edges. Life cycle and appearance of Hemp russet mite All life stages [...] stages: egg, two nymphal stages and adult. The nymphal stages are sometimes also called larva (1st stage) and nymph (2nd stage). The eggs are approximately

Horiver Disc

insects and/or debris Dosage One Horiver Disc per plant. Storage temperature 0-32°C/32-104°F. Storage time See Best before date. Storage conditions In a cool [...] root aphids and fungus gnats. Pests Root aphids , fungus gnats . Mode of action Insect pests are attracted to the colour of the sticky trap and get caught [...] disc coated with dry sticky glue. Available colours and sizes Yellow: 18 cm diameter Numbers per package 50 pieces Application Remove the silicone cover

Cottony cushion scale

scale is a particular pest of citrus, Acacia spp ., Casuarina spp . and Pittosporum spp ., but it can damage many types of fruit and forest trees, and ornamental [...] ornamental shrubs and trees. Damage is mostly caused by sap depletion; the shoots dry up and die, and defoliation occurs. In addition, the copious quantities [...] red-brown body colour and covering of granular, white wax. The legs, antennae and body hairs are conspicuously black. The nymphs and adult females produce

Tomato russet mite

are slightly curled and acquire a silvery sheen on the underside. Later they become brown and brittle. Badly affected tomato leaves and stems lose their trichomes [...] 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 [...] in Australia and is a pest in tomatoes in all areas where they are grown. Other members of the plant family Solanaceae may be affected to a lesser extent