TY  - BOOK
AU  - Zirkle, Conway.
TI  - Nucleolus in root tip mitosis in Zea mays
KW  - Cariocinesis
KW  - MaÃ­z
KW  - CitologÃ­a
N1  - Sobretiro de: Botanical Gazette 86(4):402-418. 1928
ER  -