Cyto-morphological Observation of the Microsporogenesis of Male Sterility Materials in Onion (Allium cepa L.)
DU Min-Xia, LIU Xiang-Ping
ACTA AGRICULTURAE BOREALI-SINICA . 2007, (S3): 48 -51 .  DOI: 10.7668/hbnxb.2007.S3.012