6Ondrej M, Dostdlovd R, Odstrcilovd L. Response of Pisum sativum germp[asm resistant to Erysiphe pisi to inoculation with Erysiphe baeumleri, a new pathogen of pea[J]. Plant Protection Science, 2005,41(3) : 95 - 103.
7Attanayake R N, Glawe D A, McPhee K E, et ak Erysiphe rifolii--a newly recognized powdery mildew pathogen o pea [J]. Plant Pathology, 2010, 59:712-720.
8Faloon R E, Sutherland P W, Hallett I C. Morphology o{ Erysiphe pisi on leaves of Pisum sativum [J]. Canadian Jour- nal of Botany, 1989, 67(11) :3410 - 3416.
9Prithiviraj B, Singh U P. A simple technique for studying the development of Erysiphe pisi in the epidermis of Pisum sati- vurn [J]. Mycologia, 1995, 87(1) : 138 - 139.
10Smith P H, Foster E M, Boyd L A, et al. The early develop- ment of Erysiphe pisi on Pisum sativum L. [J]. Plant Patholo- gy, 1996, 45(2) :302- 309.
