有子房的其子房又有畸形和正常两类。无子房的两性花不能形成果实；
The hermaphrodite flowers with deformity germen could pollinate and fecundate normally and form fruits with deformity.
虽然这些病毒不能使葫芦科瓜类作物死亡，但能为害它们自然生长过程，使果实产生畸形甚至绝产。
These viruses do not always kill the plant but often disrupt the natural processes so severely that the plant produces abnormal fruit or no fruit at all.
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