Dr. William Horwath

William HorwathProfessor of Soils and Biogeochemistry

Dept. Land, Air and Water Resources

The James G. Boswell Endowed Chair in Soil Science


Dr. Horwath's webpage

Professor Horwath has a distinguished career at UC Davis.  He was appointed as an Assistant Professor of Soil Biogeochemistry in the Department of Land, Air and Water Resources in July’96 and was promoted to Professor of Soil Biogeochemistry in July, 2004. Professor Horwath was appointed the James G. Boswell Endowed Chair in Soil Science in 2008. The Boswell Chair in soil science was established with a $1.5 million gift from the James G. Boswell Foundation. The holder of the Endowment is expected to conduct research in soil science related to sustainable agriculture in California and provide leadership in integrating application of soil science principles to agriculture and natural resource challenges at farm and regional scales in California. Professor Horwath received the Soil Science Society of America Fellow award in 2009.  The Fellow award is the highest recognition given by the society.

Professor Horwath’s research record includes over 100 peer-reviewed papers and book chapters and over 15 million dollars in research grants from highly competitive State and Federal funding sources. Many of these funds have been used to advance the sustainable agriculture, natural resource management, climate change mitigation and environmental stewardship. He has been a leader in sustainable agriculture research at UC Davis, including the Sustainable Agriculture Farming Systems project for which he has been director since 2003.

Curriculum Vitae


Courses Currently Taught

SSC 109 Sustainable Nutrient Management:

SSC222 Global C Cycle:

SAS 005 Forests and Society:

SSC 290 Research Seminar