Grape mealy bug

and grape bunches. Malformation of leaves and shoot tips due to infestation of growing points. Honey dew secretion of mealy bugs support sooty mould growth [...] bugs are found in crevices of stem, on leaves and berries. Mealy bugs are pinkish and covered with white mealy wax. Female lays 300-500 eggs in loose cottony [...] bug completes its life cycle in 30 days. Ants are get attracted to honey dew secreted by mealy bug and helps in spreading of mealy bugs.

Tea mosquito bug

is capable of laying about 500 eggs. The eggs are laid in all tender parts of the plant. The freshly hatched nymphs are look like spidery in general appearance [...] The life cycle is completed in 15 to 20 days in summer and 45 to 60 days in winter. It has several generations per year and in extreme winter the adults [...] leaves, tender stems and buds. The toxic saliva of the insect is injected to the plant tissues at the time of feeding causes reddish brown patches. As a result

Spotted Wing Drosophila

General Since the start of its invasion in 2008/2009, the spotted wing drosophila, which is originally from Asia, has spread extensively in North and South America [...] cycle and appearance of Spotted wing drosophila Adult spotted-wing drosophila are small, 2-3 mm in lengthg, and have a wingspan of 6-8 mm. Males are smaller [...] tubes which stick out of 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

Fall Armyworm

Recently, it has been found in Africa too. The caterpillars of fall armyworms feed on the leaves, stems and reproductive parts of more than 100 plant species [...] disperse in a radius of about 500 km (300 miles) before oviposition, which is sufficient for them to move from seasonally dry habitats to wet habitats in Central [...] developing larvae eat different parts of the host plant, depending on the crop, the stage of crop development, and the age of the larvae. On maize, young larvae

Green peach aphid

therefore need to extract large quantities of sap to get sufficient protein. The excess sugar is secreted in the form of honeydew, making the crop and its fruit [...] and appearance of green peach aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. When [...] families. Damage symptoms Of all the aphids , the peach potato aphid ( Myzus persicae subsp. persicae ) is the most important vector of viral diseases. It can

Oleander aphid

can be found in tropical to warm temperate regions throughout the world. It probably originated in the Mediterranean region, the origin of its principal [...] and cauda (tip of abdomen). Nymphs are similar to apterae in appearance except that they are smaller. Size ranges from 1.5 to 2.6 mm in length. Females [...] eggs and that the progeny are clones of the adult female. The nymphs feed in colonies on the shoots at the top of the plant. Nymphs progress through five

Orchid

no less than 28,000 known species, divided in about 763 genera. In addition, the flowers of orchids come in many different arrangements. Some only have [...] consist of many flowers. The majority of orchids which are commercially sold is tropical or subtropical. There are varieties however that grow in colder [...] About The orchid is part of an extremely large and diverse of flowering plants, the Orchidaceae or the orchid family . The plant’s flower are usually colourful

Tomato leafminer

place in the soil or on the surface of a leaf, in a curled leaf or in a mine. If they leave the mines they build silk cocoons on the leaflets or in the soil [...] cycle and appearance of Tomato leafminer The female moth of the tomato leaf miner ( Tuta absoluta ) lays about 260 eggs. The eggs of the tomato leaf miner [...] tomato leaf miner (Tuta absoluta), a major pest of field- and greenhouse-grown tomatoes, belongs to the family of Gelechiidae . It is oligophagous, feeding mainly

Coffee

are the source of one of the most popular beverages in the world. They are in fact, not actual beans, but the seeds of Coffea , a genus of flowering plants [...] is a member of the Rubiaceae family and grows on shrubs native to tropical and southern Africa and tropical parts of Asia. Grown widely in the tropics [...] purple fruit called ‘cherries’. These contain two seeds, the coffee beans. One of the most widely grown coffee crops is the Coffea arabica which bears fruit

Broad mite

indication of an attack of broad mite ( Polyphagotarsonemus latus ), is the appearance of dark brown edges at the base of young leaves. In case of a mild [...] s latus) occurs in the tropics and in greenhouses in temperate regions. The broad mite (Polyphagotarsonemus latus) has a wide range of host plants, especially [...] caused by viruses. The typical pattern of damage consists of malformation and distortion of the above-ground growth of the plant. The mites show a preference