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The generic and English name thrips is a direct transliteration of the Ancient Greek word θρίψ, thrips, meaning "woodworm". [4] Like some other animal-names (such as sheep, deer, and moose) in English the word "thrips" expresses both the singular and plural, so there may be many thrips or a single thrips. Other common names for thrips ...
Thrips use certain weeds as host plants for their eggs. ... and they may need to be reapplied several times at 7- to 10-day intervals to treat adult thrips and any nymphs that hatch after the ...
The adult common blossom thrips is a very small insect with a length of between 1 and 1.6 mm (0.04 and 0.06 in). There are two colour morphs, a dark form and a pale form, each occupying part of the range, with forms of both colours being reported from Egypt, India, Kenya, New Guinea, Puerto Rico, Sudan and Uganda.
The chili thrips, Scirtothrips dorsalis, is an Asian pest on many crops, including chili peppers, roses, strawberry, tea, ground nuts, and castor bean. The western flower thrips, Frankliniella occidentalis , has recently expanded its range from western North America to large portions of Europe and Asia through the trade of greenhouse plants.
The legs of the greenhouse thrips have only a single-segmented tarsi. [6] The body length of an adult H. haemorrhoidalis varies between 1.2 and 1.8 mm long as adults. [6] [9] [10] The three pairs of legs on an adult is white in colour. [8] H. haemorrhoidalis also have two salivary glands.
In some populations, nearly all onion thrips are female, and males are very rare. [2] The adult onion thrips is some 1 to 1.3 mm (0.04 to 0.05 in) long. The body is some shade of yellow, yellowish-brown or brown; the antennae have seven segments, the wings are well-developed and females have an ovipositor at the tip of the abdomen. [1]
The western flower thrips [Frankliniella occidentalis (Pergande)] is an invasive pest insect in agriculture. This species of thrips is native to the Southwestern United States [ 1 ] but has spread to other continents, including Europe , Australia (where it was identified in May 1993 [ 1 ] ), and South America via transport of infested plant ...
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