A resident harvests vegetables grown on her rooftop balcony in Hefei, the capital of East China's Anhui province on Nov 23, 2010. City residents are joining the increasing number of people who are growing vegetables on their balcony to cut spending and enjoy pollution-free vegetables. [Photo/Xinhua]
A woman waters vegetables growing on her balcony in Hefei, the capital of East China's Anhui province on Nov 23, 2010. [Photo/Xinhua]
A woman waters vegetables growing on her balcony in Hefei, the capital of East China's Anhui province on Nov 23, 2010. [Photo/Xinhua]
