Ticks and Disease |
From inside the book
Results 1-3 of 58
Page 113
... engorged . Fully engorged ticks are almost always dark in colour , although exceptions to this are found . In our preliminary observa- tions , fully fed light ticks failed to lay eggs , although partially fed light ticks normally lay ...
... engorged . Fully engorged ticks are almost always dark in colour , although exceptions to this are found . In our preliminary observa- tions , fully fed light ticks failed to lay eggs , although partially fed light ticks normally lay ...
Page 137
... engorged ticks only in the morning , before the herd is driven off to pastures , even though they are not engorged on the previous evening . Night pasturing of a herd , however , presents a contrasting picture . Under these conditions ...
... engorged ticks only in the morning , before the herd is driven off to pastures , even though they are not engorged on the previous evening . Night pasturing of a herd , however , presents a contrasting picture . Under these conditions ...
Page 268
... engorged female tick is unable to climb a vertical surface . Similarly , engorged larvae and nymphs of this species find it equally difficult to climb , and lose their grip after proceeding a short distance . Other fully fed ticks ...
... engorged female tick is unable to climb a vertical surface . Similarly , engorged larvae and nymphs of this species find it equally difficult to climb , and lose their grip after proceeding a short distance . Other fully fed ticks ...
Contents
INTRODUCTION | 1 |
CUTICLETHE KEY TO TICK ADAPTABILITY | 10 |
EXTERNAL FEATURES OF SOME ECONOMICALLY IMPORTANT SPECIES | 27 |
Copyright | |
13 other sections not shown
Other editions - View all
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 Ixodes ricinus Ixodidae large number larvae larvae and nymphs lateral layer Lees legs length louping ill lumen male membrane microplus Milne moult muscles Nuttall nymphal nymphs nymphs and adults occur palp palpi parasites Parasitology pathogens period persicus pharynx Pomerantzev posterior margin punctations rabbits relapsing fever reported Rhipicephalus rickettsiae rounded salivary glands sanguineus scutum sheep 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