1)Anthropogenic Influences on World Soils and Implications to Global Food Security Advances in Agronomy Volume 93, Pages 69-93(2007) Rattan Lal http://www.sciencedirect.com
2)Chapter 3 Crop Residue Management for Lowland Rice-Based Cropping Systems in Asia Advances in Agronomy Volume Volume 98 Pages 117-199 Bijay-Singh, Y.H. Shan, S.E. Johnson-Beebout, Yadvinder-Singh, R.J. Buresh