Ticks and Disease |
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Page 275
... Moulting Nymphs Adults All active , die Egg laying Females Larvae All active , die and hatching B Engorged Larvae Unfed Moulting -48 % active , die Nymphs 52 % active , die Moulting ( 20 % active , die Nymphs- - - Adults 70 % active ...
... Moulting Nymphs Adults All active , die Egg laying Females Larvae All active , die and hatching B Engorged Larvae Unfed Moulting -48 % active , die Nymphs 52 % active , die Moulting ( 20 % active , die Nymphs- - - Adults 70 % active ...
Page 344
... moulting period yielded nymphs which were free of infection . Similar batches of infected gorged larvae when incubated through the moulting period at 34-35 ° C , 31-33 ° C and 25-26 ° C either retained partial or complete infectivity as ...
... moulting period yielded nymphs which were free of infection . Similar batches of infected gorged larvae when incubated through the moulting period at 34-35 ° C , 31-33 ° C and 25-26 ° C either retained partial or complete infectivity as ...
Page 381
... moulting and pass to the nymph . Alternatively these pathogens may persist in the tissues of the feeding nymph and through the moulting period to the adult , when virulence again is manifest . Newly moulted infected nymphs and adults ...
... moulting and pass to the nymph . Alternatively these pathogens may persist in the tissues of the feeding nymph and through the moulting period to the adult , when virulence again is manifest . Newly moulted infected nymphs and adults ...
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