Concepedia
Statistics
Publications
19
Citations
1.1K
H-Index
14
Active since
1965
Affiliations
University of Lethbridge(Current)
Agriculture and Agri-Food Canada
Lethbridge College
Institute of Soil Science
Colorado State University
T. G. Sommerfeldt is an author at University of Lethbridge specializing in agriculture, agronomy, and soil science.
Publications per year
1965–1993
Soil Chemistry after Eleven Annual Applications of Cattle Feedlot Manure
Chuan-Chia Chang, T. G. Sommerfeldt, T. Entz · Journal of Environmental Quality · 1991 · 229 citations
Agriculture, Agronomy, Soil Sciences +17
Long‐term Annual Manure Applications Increase Soil Organic Matter and Nitrogen, and Decrease Carbon to Nitrogen Ratio
T. G. Sommerfeldt, Chuan-Chia Chang, T. Entz · Soil Science Society of America Journal · 1988 · 225 citations
Changes in Soil Properties Under Annual Applications of Feedlot Manure and Different Tillage Practices
T. G. Sommerfeldt, Chuan-Chia Chang · Soil Science Society of America Journal · 1985 · 163 citations
Agriculture, Soil Sciences, Soil Fertility +16
RATES OF SOIL CHEMICAL CHANGES WITH ELEVEN ANNUAL APPLICATIONS OF CATTLE FEEDLOT MANURE
Chuan-Chia Chang, T. G. Sommerfeldt, T. Entz · Canadian Journal of Soil Science · 1990 · 78 citations · Full text
RELATIONSHIPS OF ELECTRICAL CONDUCTIVITY WITH TOTAL DISSOLVED SALTS AND CATION CONCENTRATION OF SULFATE-DOMINANT SOIL EXTRACTS
Chunyan Chang, T. G. Sommerfeldt, J. M. Carefoot et al. · Canadian Journal of Soil Science · 1983 · 75 citations · Full text
Agriculture, Earth Sciences, Soil Sciences +13
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