Two wheat varieties, T. aestivum, cv. Beijing 837 (susceptible)
and cv. Zhengzhou 831 (resistant), with different levels of
resistance to S. avenae were provided by the Institute of
Plant Protection at the Chinese Academy of Agricultural Sciences
in Beijing. The garlic variety, Allium sativum L. cv.
Zhongnong 4 was also used in this study. This variety is
currently used commercially in Huang-Huai-Hai Plain, China