A worker displays a cultivated calabash in Lanzhou, capital of northwest China's Gansu Province, Sept. 28, 2008. The Lanzhou citizen Zha Taishan used biotechnology to cultivate various shapes of calabash, making the plant into the artworks. [Xinhua]
![A worker displays a cultivated calabash in Lanzhou, capital of northwest China's Gansu Province, Sept. 28, 2008. The Lanzhou citizen Zha Taishan used biotechnology to cultivate various shapes of calabash, making the plant into the artworks. [Xinhua]](http://images.china.cn/attachement/jpg/site1007/20081007/001109b42f980a553d2a2a.jpg "A worker displays a cultivated calabash in Lanzhou, capital of northwest China's Gansu Province, Sept. 28, 2008. The Lanzhou citizen Zha Taishan used biotechnology to cultivate various shapes of calabash, making the plant into the artworks. [Xinhua]")