The Terrestrial Acari of the British Isles: Introduction and biology |
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Page 74
... ulmi on apple seed- lings growing in " sixty " pots . The variety Worcester Pearmain was used as it appeared to be less susceptible to mildew in the seedling stage than the other varieties tested . Moreover , the smooth stems and leaves ...
... ulmi on apple seed- lings growing in " sixty " pots . The variety Worcester Pearmain was used as it appeared to be less susceptible to mildew in the seedling stage than the other varieties tested . Moreover , the smooth stems and leaves ...
Page 85
... ulmi Koch ) during the dormant season . J. Pomol . 23 : 227-253 . BAKER , E. W. & WHARTON , G. W. 1952. An Introduction to Acarology . New York . BALLARD , R. C. 1953. A modification of the Huffaker cage for confining mites or small ...
... ulmi Koch ) during the dormant season . J. Pomol . 23 : 227-253 . BAKER , E. W. & WHARTON , G. W. 1952. An Introduction to Acarology . New York . BALLARD , R. C. 1953. A modification of the Huffaker cage for confining mites or small ...
Page 87
... ulmi Koch ) on apple seedlings . Rep . E. Malling Res . Sta . for 1946 : 122-123 . MICHAEL , A. D. 1881. Observations on the life histories of Gamasinae with a view to assist in their more exact classification . J. Linn . Soc . ( Zool ...
... ulmi Koch ) on apple seedlings . Rep . E. Malling Res . Sta . for 1946 : 122-123 . MICHAEL , A. D. 1881. Observations on the life histories of Gamasinae with a view to assist in their more exact classification . J. Linn . Soc . ( Zool ...
Common terms and phrases
Acari Acarina Actinochaeta active adult ambulacrum amongst animals apotele appendages Arachnida Argasidae arthropods associated Berl biology birds body Britain British Bull cavity cells cent chelicerae Chelicerata claws coverslip coxae Cryptostigmata culture cuticle deutonymph disease dorsal Dorsum eggs engorged Eriophyidae Erythraeidae Evans fauna feathers female forms free-living galls genital orifice genus gnathosoma Grandjean habitat Halbt hatch Hist host hypostome hysterosoma idiosoma infested insects instars Ixodes ricinus Ixodidae large numbers larvae layer life-cycle Macrocheles male mammals Massee Mégnin Mesostigmata metapeltidium metasoma method moult to become mouthparts nests nymphal instars nymphs observed occur opisthosoma Oppia organ Oudms pair of legs parasites pedipalps phytophagous plants population propodosoma prosoma Prostigmata protonymphs region rutella sclerotized segments sensory setae sheep shield skin species specimens spermatophore spider mite stages stigmata Suctobelba surface Tarsonemina tarsus terrestrial Tetranychidae Tetranychus ticks tracheae tritonymphs Trombiculidae tube ulmi usually venter ventral Wharton Zool