Experimental results indicated that the teliospores formed under low temperature and overwintered on wheat straws which remained standing in fields germinated well.

• 试验证明:在田间直立过冬的麦秆上的冬孢子比在麦垜上的冬孢子萌发好,尤以晚播小麦在秋季低温下形成的冬孢子萌发更好;