Delayed sperm injection and fertilizatio
β
Sawa, Masami ;Oishi, Kugao
π
Article
π
1989
π
Springer-Verlag
π
English
β 294 KB
Mature eggs dissected from the ovary of unmated females of Athalia rosae ruficornis Jakovlev (Hymenoptera, Tenthredinidae) can be activated to develop (into haploid parthenogenetic males) simply by exposing them to distilled water. These eggs, which are primary oocytes arrested at the first meiotic