Anatomical and histological changes during dormancy in twococcinellidae

  title={Anatomical and histological changes during dormancy in twococcinellidae},
  author={Ivo Hodek and Vladim{\'i}r Landa},
The gonads of both females and males ofSemiadalia undecimnotata Schneid, were studied during the estivo-hibernation period (August–May). The ovaries remain unripe in diapausing females, the ovarioles being formed by mere germaria until late April (or early May) when the previtellogenesis begins. In some years, the stage of the first oocyte is attained in females staying still in the hibernation quarters. On the contrary, both the spermatogenesis and spermateliosis proceed in the testes of… CONTINUE READING


Publications referenced by this paper.
Showing 1-2 of 2 references

Biologisch - 6 kologisehe Untersuchungen an Exolygus W , tGNE ~ [ Heteroptera , Miridae ]

  • J. R. BRAZZEn, J. P. NEWSOM, BRowr E. S.--
  • 1963

Die Abh ~ ingigkeit der Diapause yon der PhotoperiodizitSt bei Tetrix undulata ( Sow . ) [ Saltatoria , Tetrigi . dae ] ( mit Beitr ~ igen zur Biologic und Morphologie dieser Art )

  • R. K.-- STEWART
  • Morph . Okol . Tiere
  • 1963

Similar Papers

Loading similar papers…