Ticks and Disease |
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Page 304
... sheep and sheep herders are the most likely subjects to be infected ; the sheep by the feeding of the ticks , man through contamination by tick excrement in the sheep's wool and also by the transfer of ticks from the sheep to him ...
... sheep and sheep herders are the most likely subjects to be infected ; the sheep by the feeding of the ticks , man through contamination by tick excrement in the sheep's wool and also by the transfer of ticks from the sheep to him ...
Page 393
... sheep disease and louping ill , both of which affect sheep and goats . In East Africa a tick - borne gastroenteritis of sheep and goats ( Nairobi sheep disease ) is caused by a filtrable virus trans- mitted most commonly by the brown ...
... sheep disease and louping ill , both of which affect sheep and goats . In East Africa a tick - borne gastroenteritis of sheep and goats ( Nairobi sheep disease ) is caused by a filtrable virus trans- mitted most commonly by the brown ...
Page 394
... sheep disease can survive in nymphal tissues for up to 358 days ( i.e. 348 days plus the moulting period ) . Infesta- tion of sheep with clean adults of R. appendiculatus was under- taken as a first step in determining the longevity of ...
... sheep disease can survive in nymphal tissues for up to 358 days ( i.e. 348 days plus the moulting period ) . Infesta- tion of sheep with clean adults of R. appendiculatus was under- taken as a first step in determining the longevity of ...
Contents
INTRODUCTION | 1 |
CUTICLE THE KEY TO TICK ADAPTABILITY | 10 |
EXTERNAL FEATURES OF SOME ECONOMICALLY IMPORTANT SPECIES 27 | 27 |
Copyright | |
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Common terms and phrases
activity Africa Amblyomma andersoni animals appear areas argasid Argasidae attached Babesia basis capituli bite body Boophilus broad capitulum cattle cells Cervical grooves cheliceral colour coxa coxal cuticle cytoplasm Dermacentor disease dogs dorsal view eggs endocuticle engorged epicuticle evertsi external spur feeding fluid fully fed genus granules Haemaphysalis hairs hard ticks hexagonus Hoogstraal host humidity Hyalomma hypostome infection inner Ixodes ricinus large number larvae larvae and nymphs lateral layer Lees legs length louping ill lumen male mammals membrane microplus moult muscles Nuttall nymphal nymphs nymphs and adults occur palp palpi parasites pathogens period persicus pharynx posterior margin punctations rabbits relapsing fever reported Rhipicephalus rickettsiae rounded salivary glands sanguineus scutum sheep skin soft ticks spermatophore spiracle Spiracular plate spirochaetes spotted fever spur on coxa surface tarsus tarsus IV temperature Theileria tick species tissues transmission transmitted transverse unfed females variabilis vector ventral virus whilst