Open Access

ARTICLE

Microsporogenesis in tetraploid accessions of Brachiaria nigropedata (Ficalho & Hiern) Stapf (Gramineae)

KARINA SAYURI UTSUNOMIYA*, MARIA SUELY PAGLIARINI*, CACILDA BORGES DO VALLE**

* Department of Cell Biology and Genetics, State University of Maringá, Av. Colombo 5790, 87020-900, Maringá, Paraná, Brazil.
** Embrapa Beef Cattle, P. O. Box 154, 79002-970 Campo Grande, Mato Grosso do Sul, Brazil.
Address correspondence to: Dr. Maria Suely Pagliarini. State University of Maringá, Department of Cell Biology and Genetics 87020–900 Maringá, Paraná, BRAZIL. E-mail: mspagliarini@uem.br