Efficient doubled haploid production in microspore culture of Zengcheng flowering Chinese cabbage (Brassica campestris L. ssp. chinensis [L.] Makino var. utilis Tsen et Lee)
Keywords: فرهنگ میکروسپور; Zengcheng flowering Chinese cabbage; Microspore culture; L-ascorbic acid sodium salt; Embryogenesis; Doubled haploid lines;