Ticks and Disease |
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Page 15
... Weight of engorging tick , mg 300 -Live weight 12 Dry cuticle weight 250- 200 150 100 90 50 8 200 100 70 50 8988 Dry weight of cuticle , Cuticle thickness , μ mg 30 Mean cuticle thickness Body weight of adult Dry cuticle weight 20 10 05 ...
... Weight of engorging tick , mg 300 -Live weight 12 Dry cuticle weight 250- 200 150 100 90 50 8 200 100 70 50 8988 Dry weight of cuticle , Cuticle thickness , μ mg 30 Mean cuticle thickness Body weight of adult Dry cuticle weight 20 10 05 ...
Page 134
... weight of an unfed female increases from 3 to 10 mg in the first 5 days , subsequently accelerating to 245 mg during the final feeding stages . The general form of the graph for the weight increase of feeding ticks is that of a sigmoid ...
... weight of an unfed female increases from 3 to 10 mg in the first 5 days , subsequently accelerating to 245 mg during the final feeding stages . The general form of the graph for the weight increase of feeding ticks is that of a sigmoid ...
Page 135
... weight increases two to three times in the last 10-12 hr of blood sucking , when the weight increase is from 120-180 to 300-450 mg . The diurnal changes of weight which take place during the feeding of I. ricinus on large - horned ...
... weight increases two to three times in the last 10-12 hr of blood sucking , when the weight increase is from 120-180 to 300-450 mg . The diurnal changes of weight which take place during the feeding of I. ricinus on large - horned ...
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