[1] Lu Shuyuan's Ecological Literature and Art, p. 147, Shaanxi People's Education Publishing House, February 2000 1.

[2] Gaiguang, the beauty of multiple freedoms and the ecosystem of human existence J, Journal of Jianghan University, No.5, 2004, p. 34

[3] Lu Shuyuan, the ecological era of literature and art-also on "the spiritual circle of the earth", academic monthly,/kloc-0 1996.5.p.3

[4] Lu Shuyuan, Ecological Literature and Art, An: Shaanxi People's Publishing House,1February 2000, p. 1 148.