1. Editorial

   • Maurice W. Sabelis

   EditorialNotes Open access 15 March 2012 Pages: 283 - 283

2. In memoriam Prof. Dr. Willem Helle (1926–2012)

   Obituary 15 March 2012 Pages: 285 - 286

   

3. Triggering chemical defense in an oribatid mite using artificial stimuli

   • Michael Heethoff
   • Günther Raspotnig

   OriginalPaper 29 January 2012 Pages: 287 - 295

   

4. Reproduction of Varroa destructor and offspring mortality in worker and drone brood cells of Africanized honey bees

   • R. A. Calderón
   • S. Ureña
   • J. W. van Veen

   OriginalPaper 24 January 2012 Pages: 297 - 307

5. Genetic structure of Varroa destructor populations infesting Apis mellifera colonies in Argentina

   • M. Maggi
   • S. Medici
   • M. Eguaras

   OriginalPaper 16 February 2012 Pages: 309 - 318

   

6. Population dynamics of Aceria guerreronis (Acari: Eriophyidae) and its predatory mite, Neoseiulus baraki (Acari: Phytoseiidae) in two coconut growing areas in Sri Lanka

   • N. S. Aratchige
   • L. C. P. Fernando
   • K. A. S. Chandrasiri

   OriginalPaper 11 February 2012 Pages: 319 - 325

   

7. Temperature-dependent development and reproductive traits of Tetranychus macfarlanei (Acari: Tetranychidae)

   • Mohammad Shaef Ullah
   • Md. Ahsanul Haque
   • Tetsuo Gotoh

   OriginalPaper 02 March 2012 Pages: 327 - 344

   

8. The silk road of Tetranychus urticae: is it a single or a double lane?

   • Gwendoline Clotuche
   • Anne-Catherine Mailleux
   • Thierry Hance

   OriginalPaper 28 January 2012 Pages: 345 - 354

   

9. Coincidental intraguild predation by caterpillars on spider mites

   • Kanako Shirotsuka
   • Shuichi Yano

   OriginalPaper 29 January 2012 Pages: 355 - 364

   

10. Analysis of doramectin in the serum of repeatedly treated pastured cattle used to predict the probability of cattle fever ticks (Acari: Ixodidae) feeding to repletion

    • Ronald B. Davey
    • J. Mathews Pound
    • Pia U. Olafson

    OriginalPaper 19 February 2012 Pages: 365 - 374

    

11. Detection of genetic variability in various isolates of cattle tick, Boophilus microplus from Tamil Nadu, India using PCR-RAPD analysis

    • Veeramani Velayutham
    • Sakthivelkumar Shanmugavel
    • Janarthanan Sundaram

    OriginalPaper 17 February 2012 Pages: 375 - 383

    

12. New foci of Rhipicephalus microplus in West Africa

    • M. Madder
    • S. Adehan
    • R. Lokossou

    OriginalPaper 28 January 2012 Pages: 385 - 390

    

13. Ticks and tick-borne pathogens in livestock from nomadic herds in the Somali Region, Ethiopia

    • Laura Tomassone
    • E. Grego
    • D. De Meneghi

    OriginalPaper 17 February 2012 Pages: 391 - 401