Ticks and Disease |
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Page 154
... fluid which is free from guanine . Excretion of a watery fluid from the Malpighian tubules has been reported from the first nymphal instar of O. moubata . This fluid is of a viscous nature which dries up rapidly . Subsequently , only ...
... fluid which is free from guanine . Excretion of a watery fluid from the Malpighian tubules has been reported from the first nymphal instar of O. moubata . This fluid is of a viscous nature which dries up rapidly . Subsequently , only ...
Page 158
... fluid resistance of the haemocoelic fluid a negative pressure relative to that of the haemolymph is set up within the chamber . Fluid will pass into the chamber if the difference in pressure across the filtration membrane is greater ...
... fluid resistance of the haemocoelic fluid a negative pressure relative to that of the haemolymph is set up within the chamber . Fluid will pass into the chamber if the difference in pressure across the filtration membrane is greater ...
Page 296
... fluid appears . Inoculation of coxal fluid from spirochaete - infected O. tholozani and O. tholozani var . crossi into laboratory animals failed to induce infection ( Moskvin , 1929 ; Rao and Kaltra , 1949 ; Kemp et al . , 1934 ...
... fluid appears . Inoculation of coxal fluid from spirochaete - infected O. tholozani and O. tholozani var . crossi into laboratory animals failed to induce infection ( Moskvin , 1929 ; Rao and Kaltra , 1949 ; Kemp et al . , 1934 ...
Contents
INTRODUCTION | 1 |
CUTICLEThe Key to TICK ADAPTABILITY | 10 |
EXTERNAL FEATURES OF SOME ECONOMICALLY IMPORTANT | 27 |
Copyright | |
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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 Ixodidae large number larvae larvae and nymphs lateral layer Lees legs length louping ill lumen male 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