1. Air Resources Board 1998. The 1997 Biennial Report to the Legislature—Progress Report on the Phase Down of Rice Straw Burning in the Sacramento Valley. www.arb.ca.gov/rice/rice.htm (January 1999).
2. Biomass burning: Its history, use, and distribution and its impact on environmental quality and global climate;Andreae,1991
3. Long-term trends of corn yield and soil organic matter in different crop sequences and soil fertility treatments on the Morrow Plots;Aref;Advances in Agronomy,1998
4. Encyclopedia of Agricultural Science;Arntzen,1994
5. Rural Use of Lignocellulosic Residues;Barreveld,1989