Chromosomenverhaltinisse bei der Spermatogenese solitarer Apiden (Osmia oornuta Latr.)
Abstract
A soemwhat labored paper, packed with detail, and heaviy documented. The author attempts to combine biological data - his own data culled from literature - with cytological observations in an attempt to shed light on the cytology of sex determination in these bees.
This paper has been withdrawn.
