Mechanisms Responsible for Soil Phosphorus Availability Differences between Sprinkler and Furrow Irrigation, James A. Ippolito,Dave L. Bjorneberg,Steve Blecker,Michael S. Massey

Development and application of a soil organic matter-based soil quality index in mineralized terrane of the Western US, Steve Blecker,L. L. Stillings,M. C. Amacher,Jim Ippolito,N. M. DeCrappeo

The ratio of germanium to silicon in plant phytoliths: quantification of biological discrimination under controlled experimental conditions, Steve Blecker,Stagg L. King,Louis A. Derry,Oliver A. Chadwick,James A. Ippolito,Eugene F Kelly

Phosphorus Fractions in Soils of Taylor Valley, Antarctica, Steve Blecker,Jim Ippolito,J. E. Barrett,Diana H Wall,R. A. Virginia,K. L. Norvell