by Seehusen, T., Riggert, R., Fleige, H., Horn, R., Riley, H.
Published in Acta agriculturae Scandinavica. Section B, Soil and plant science (19.05.2019)

by Seehusen, T, Riley, H, Riggert, R, Fleige, H, Børresen, T, Horn, R, Zink, A
Published in Acta agriculturae Scandinavica. Section B, Soil and plant science (03.04.2014)

by Riggert, R., Fleige, H., Kietz, B., Gaertig, T., Horn, R.
Published in Australian forestry (03.07.2017)

by TIMOTHY M. O'DONNELL, DANIEL W. HOYT, WESLEY C. REETZ, CHARLES R. RIGGERT
Year of Publication 03.02.2016

by Sarver, M D, Brown, L R, Riggert, R H
Published in American journal of optometry and physiological optics (01.04.1979)

by THEODORE E WIERSEMA, CHARLES R RIGGERT, MARK A SAUVAGEAU
Year of Publication 15.12.2004

by Hoyt, Daniel W, Riggert, Charles R, O'Donnell, Timothy M, Reetz, Wesley C
Year of Publication 14.03.2024

by Reetz Wesley C, Riggert Charles R, Hoyt Daniel W, O'Donnell Timothy M
Year of Publication 24.01.2017

by HAROLD R. RIGGERT, KENNETH E. LAVEZZO
Year of Publication 11.08.1970

by HOYT DANIEL W, RIGGERT CHARLES R, REETZ WESLEY C, O'DONNELL TIMOTHY M
Year of Publication 17.12.2015

by HOYT, DANIEL W, O'DONNELL, TIMOTHY M, RIGGERT, CHARLES R, REETZ, WESLEY C
Year of Publication 17.12.2015

by WIERSEMA, THEODORE E, SAUVAGEAU, MARK A, RIGGERT, CHARLES R
Year of Publication 14.07.2005

by WIERSEMA THEODORE E, RIGGERT CHARLES R, SAUVAGEAU MARK A
Year of Publication 17.05.2005

by Riggert, Charles R, Sauvageau, Mark A, Wiersema, Theodore E
Year of Publication 17.05.2005

by RIGGERT, CHARLES, R, SAUVAGEAU, MARK, A, WIERSEMA, THEODORE, E
Year of Publication 08.07.2004

by RIGGERT, CHARLES, R, SAUVAGEAU, MARK, A, WIERSEMA, THEODORE, E
Year of Publication 27.11.2003

by WIERSEMA THEODORE E, RIGGERT CHARLES R, SAUVAGEAU MARK A
Year of Publication 20.11.2003

by RIGGERT HAROLD R
Year of Publication 22.08.1967

by AUSMAN; THOMAS G, RIGGERT; CHARLES R, DELANEY; TIMOTHY E, HUANG; JEFFREY C, ZIMMER; MICHAEL T
Year of Publication 11.11.1997

by KUNZE,ERNST, RIGGERT,KARLHEINZ,DR
Year of Publication 31.03.1972