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Parafilaria bovicola (Tubangui 1934) in cattle: Epizootiology--disease occurrence
1982
Bech-Nielsen, S. | Sjogren, U. | Lundquist, H.
Parafilaria bovicola, cattle, epizootiology, results of questionnaire survey among cattle owners revealed that (i) condemnation losses due to parasite were overrepresented among animals that came from herds held on pasture the previous year, as opposed to those from farms with indoor cattle management only; (ii) statistically significant difference between affected and nonaffected herds with respect to age groups; and (iii) frequency of lesions showed seasonal trend: Sweden
Показать больше [+] Меньше [-]The seasonal incidence of helminth parasites and of Oestrus ovis in Karakul sheep in the Kalahari region of South West Africa/Namibia
1982
Biggs, H.C. | Anthonissen, M.
helminth parasites and Oestrus ovis in Karakul sheep, seasonal incidence determined by slaughter of successive groups of tracer lambs each exposed on pasture for 33 days, recommended deworming programme, importance of moving sheep to new pastures immediately after deworming
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