Results showed that low light intensity hindered growth of V. agrestis and C. tenella, but the former could develop more leaves to adapt to the weak light condition.

• 结果表明，在弱光照下，婆婆纳和离子草的生长都相应减弱，但婆婆纳植株能萌发更多的叶片以适应弱光照条件；