University of Illinois Urbana-Champaign

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Showing 8251–8280 of 13,740 items
Thumbnail for Using Biochar as a Soil Amendment for Sustainable Agriculture
Using Biochar as a Soil Amendment for Sustainable Agriculture
Zheng, Wei; Sharma, B.K.; Rajagopalan, Nandakishore

Thumbnail for Prairie Research Institute 2011 Report
Prairie Research Institute 2011 Report
Prairie Research Institute

Thumbnail for Properties of clay
Properties of clay
Grim, Ralph E.