COMPARATIVE OBSERVATIONS ON MORPHOLOGICAL CHARACTERISTICS OF POLLEN OF CULTIVAR OF PEAR IN HEILONGJIANG PROVINCE
LIU Yan-Jie1, XING Yi2
1. Research Institute of Mudanjiang, Hei Longjiang Academy of Agricultural Sciences, Mudanjiang 157041;
2. Department of Biology, Harbin Normal University, Harbin 150080
LIU Yan-Jie, XING Yi. COMPARATIVE OBSERVATIONS ON MORPHOLOGICAL CHARACTERISTICS OF POLLEN OF CULTIVAR OF PEAR IN HEILONGJIANG PROVINCE[J]. Bulletin of Botanical Research, 2003, 23(4): 410-414.