菌丝和夏孢子堆面积扩展速度慢；
Slow expansion of hyphae and uridia ;
又经过约29&35天生长发育，夏孢子堆周围形成大量黑色小疱，即病菌的冬孢子，破碎散出铁锈色冬孢子。
And after about 29 to 35 days of growth , urediospore formed around the small black blister , namely of the teliospore , broken germs spread out rusty teliospore .
夏孢子堆