How to cite this article
APA /
Qiu, L., Zhang, X., Cheng, J., & Han, X. (2009). Effects of 22 years of re-vegetation on soil quality in the semi-arid area of the Loess Plateau. African Journal of Biotechnology , 8(24), 6896-6907.
Chicago /
Liping Qiu, Xingchang Zhang, Jimin Cheng and Xinning Han. "Effects of 22 years of re-vegetation on soil quality in the semi-arid area of the Loess Plateau." African Journal of Biotechnology 8, no. 24 (2009): 6896-6907.
MLA /
Liping Qiu, et al. "Effects of 22 years of re-vegetation on soil quality in the semi-arid area of the Loess Plateau." African Journal of Biotechnology 8.24 (2009): 6896-6907.