The role of the cytoplasm in the determination of haploidy in maize.
D003433:Crosses, Genetic; D003593:Cytoplasm / Q000378:metabolism; D005787:Gene Frequency; D006238:Haploidy; D006824:Hybridization, Genetic; D059828:Plant Cells; D010944:Plants / Q000378:metabolism*; D003313:Zea mays / Q000166:cytology / Q000378:metabolism