Microspore Embryogenesis from Anther Culture of Winter Cau lif lower (Brassica oleracea L. ssp. botrytis)
Yang Qing, Cao Mingqing, J.E.Chauvin
ACTA AGRICULTURAE BOREALI-SINICA . 1990, (3): 48 -51 .  DOI: 10.3321/j.issn:1000-7091.1990.03.010