【作者】赵志坚 李成云 王淑芬 隋启君

【机构】云南省农业科学院植物保护研究所；云南省农业科学院生物技术研究所；云南省农业科学院生物技术研究所；

【摘要】Oospores of the late blight pathogen Phytophthora infestans and typical morphological characteristics of sexual organs that the amphigynous antheridium adheres tenaciously to the oogonium were observed in potato leaf tissue sampled from natural potato field in Yunnan province. The location, number, color and size of oospores were described. The significance of sexual recombination was briefly discussed. It is firstly reported that sexual reproduction of Phytophthora infestans occurred in natural potato field in China.

【基金】云南省自然科学基金(2000C0096M)资助项目；