Cytogenetical and developmental studies of male sterility in Brassica campestris. /
By Mrs. Salma Hossain ;
- Rajshahi : Department of Botany, University of Rajshahi, 1991
- [12], 111 leaves : ill, ; 29.cm.
Thesis (Ph. D.) -- Department of Botany, University of Rajshahi, 1991