ULTRAMICRO-STRUCTURE OF POLLEN GRAINS OF SEVERAL SPECIES OF MAGNOLIA
Li Youfen & Zhou Qinbao Li Yongjin(Department of Forestry)
JOURNAL OF NANJING FORESTRY UNIVERSITY . 1985, (03): 139 -140 .  DOI: 10.3969/j.jssn.1000-2006.1985.03.018