Ticks and Disease |
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Page 19
... become smoothed out . This mechanism allows for the enormous change in volume and for the fully fed larva to become rounded in transverse section . This folding of the epicuticle is also evident in the nymph and female , but in addition ...
... become smoothed out . This mechanism allows for the enormous change in volume and for the fully fed larva to become rounded in transverse section . This folding of the epicuticle is also evident in the nymph and female , but in addition ...
Page 276
... become active . Some of these arachnids will become active in the following autumn , producing an autumn - feeding population ; the remainder being ready to parasitize hosts in the following spring . The relative percentage of the ...
... become active . Some of these arachnids will become active in the following autumn , producing an autumn - feeding population ; the remainder being ready to parasitize hosts in the following spring . The relative percentage of the ...
Page 277
... become an autumn feeder , and once this has become accomplished remains so . Lees and Milne ( 1951 ) consider that spring and autumn populations show some overlap , as ticks active in spring will con- sist of spring feeders and varying ...
... become an autumn feeder , and once this has become accomplished remains so . Lees and Milne ( 1951 ) consider that spring and autumn populations show some overlap , as ticks active in spring will con- sist of spring feeders and varying ...
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