Ticks and Disease |
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Page 142
... complete successful engorgement . But this ability is lost by females which drop off a day or so before completing the normal feeding period . Certain of the hard ticks complete the whole of their life history on one host . Thus the ...
... complete successful engorgement . But this ability is lost by females which drop off a day or so before completing the normal feeding period . Certain of the hard ticks complete the whole of their life history on one host . Thus the ...
Page 344
... complete infectivity as nymphs . Thus some batches incubated at 34-35 ° C lost the infection ; a few incubated at 31-33 ° C were also unable to infect hosts . All the ticks incubated at 25-26 ° C were , however , capable of infecting ...
... complete infectivity as nymphs . Thus some batches incubated at 34-35 ° C lost the infection ; a few incubated at 31-33 ° C were also unable to infect hosts . All the ticks incubated at 25-26 ° C were , however , capable of infecting ...
Page 411
... complete or nearly complete control of unfed stages , and 0.5-1.5 % concentrations nearly a complete kill of all stages of A. americanum on goats and cattle . DDT ( 1.5 % ) did not kill all the engorged forms . Moreover , at the same ...
... complete or nearly complete control of unfed stages , and 0.5-1.5 % concentrations nearly a complete kill of all stages of A. americanum on goats and cattle . DDT ( 1.5 % ) did not kill all the engorged forms . Moreover , at the same ...
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