Parasitic fitness of the major epidemic strains of Puccinia striiformis f. sp. tritici in China
WANG Bao-tong, LI Gao-bao, LI Qiang, WANG Fang, SHI Ya-qian, LIU Qian-ru, KANG Zhen-sheng
Acta Phytopathologica Sinica . 2009, (1): 82 -87 .