BOVICOLA OVIS PDF

Bovicola (Bovicola) ovis Schrank, F.v.P.. Usage: valid. Authors: Schrank, F.v.P.. Reference Title: Enumeratio insectorum Austriae indigenorum. Reference Work. A, Bovicola ovis of sheep; B, Bovicola bovis of cattle; C, Heterodoxus spiniger of dog; D, Linognathus vituli of cattle; E, Solenopotes capillatus of cattle; F. This study investigated the period of survival of Bovicola ovis after removal from sheep under varying conditions and assessed the likelihood of.

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These lice chew on their hosts, which means that they have mandibles for feeding. Maturation from hatching to adulthood takes about two to three weeks. Only a few rare cases have resulting in significant health effects to the cattle. The louse spends eight days in its egg, or nit, that had been laid on the host. At most times of the year inspections for sheep lice should be concentrated on the sides and back, but in recently shorn sheep greater attention should be paid to the lower neck and ventral regions.

They are one of many of the lice in the order Phthirapterabut are divided from their blood sucking cousins in the sub-order Anoplura by the fact that they feed only by chewing. The eggs hatch and the cycle repeats. Comparisons of lice ovjs part with the numbers of lice extracted from clipped patches indicated that a sheep with wool bearing area of 1 m2 and a mean count of one louse per 10 cm fleece parting carried approximately obis.

Or filter your current search. The abdomen has dark transverse bands that run horizontally across each segment along with sparse amounts of setae hair-like structures. Polypay ewes bovicla higher densities of lice than Columbias at most inspections but there was little effect of infestation point or mating on either numbers or the distribution of lice.

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Efficacy against sheep lice (Bovicola ovis) and fleece wetting of six shower dip preparations.

The life of the louse is hemimetabolousmeaning the young of the louse resemble the adult and have oviz same habitat, behavior, and diet. The louse is also mostly found in the winter and early spring because that is when the hair of the host is longest and the cattle have not started shedding yet.

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Groups of 20 sheep infested with lice were treated bovicila products containing either alphamethrin, cyhalothrin, diazinon or diazinon plus piperonyl butoxide and rotenone, formulated as emulsifiable concentrates, and with products containing either coumaphos or magnesium fluorosilicate, formulated as wettable powders.

In more extreme cases, anemia can result from the presence of the louse. The head of these lice is a dark red color while the rest of the body is yellowish-white.

Efficacy against sheep lice (Bovicola ovis) and fleece wetting of six shower dip preparations.

On average, these lice can span from mm in length as adults. Either your web browser doesn’t support Javascript or it is currently turned off.

The presence of the louse can also result in reduced milk production and poor weight gain. Bovicola bovis also called Damalinia bovis and the red louse is a cattle-biting louse found all over the world. The main reason that these two industries are the ones affected is that the louse causes reduction in weight gain and milk production.

Veterinary Parasitology [01 Mar81 4: Bovicola bovis Linnaeus In contrast, treatment with the wettable powders, which contained either coumaphos or magnesium fluorosilicate as the active ingredient, did not eradicate the lice infestations. These lice are composed of three major body regions: The louse goes through three nymph instars before becoming fully mature. CitePeer Related Articles http: The relative efficacy of 6 shower dip chemicals most frequently used for the treatment of sheep lice Bovicola ovis in Western Australia was examined.

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Facts about Cattle Chewing Louse Bovicola bovis. Shearing markedly reduced density but increased the proportion of lice found on the neck, belly and lowleg sites. The two major industries that B. The presence of the louse causes the host to lick itself excessively thus causing abrasions and hair loss. From Wikipedia, the free encyclopedia. Views Read Edit View history. Upon mating, the louse becomes fertilized and can lay eggs. It was concluded that the degree of wetting attained at dipping was an important factor in achieving eradication of sheep lice.

Bovicola bovis Scientific classification Kingdom: In the latter case, please turn on Javascript support in your web browser and reload this page. It is most abundant in North America because of the amounts of cattle present. The effects of B.

Bovicola ovis – WikiVet English

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Read Article at publisher’s site. Abstract The spatial distribution of chewing lice Bovicola ovis on their hosts was examined in Polypay and Columbia ewes initially artificially infested on the midside or the neck. There is no current means of long term control for the B.

All treatments were applied through a shower dip Sunbeam model SSD. The licking from the cattle and the presence of the louse both cause these health problems to occur. It is a common pest of cattle of all types and sizes.

Without the host providing both food and shelter, the louse would die. Lice Bovine diseases Insects of North America. Because the louse is ogis prominent in North America, very much of the cattle are affected and must be carefully treated and looked after.

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