by Olk, D.C., Cassman, K.G., Schmidt-Rohr, K., Anders, M.M., Mao, J.-D., Deenik, J.L.
Published in Soil biology & biochemistry (01.11.2006)

by Olk, D.C, Jimenez, R.R, Moscoso, E, Gapas, P
Published in Soil Science Society of America journal (01.05.2009)

by Olk, D.C., Anders, M.M., Filley, T.R., Isbell, C.
Published in Soil Science Society of America journal (01.05.2009)

by Olk, D.C, Fortuna, A, Honeycutt, C.W
Published in Soil Science Society of America journal (01.11.2008)

by MAHIEU, N, OLK, D. C, RANDALL, E. W
Published in Journal of environmental quality (01.03.2002)

by Adhikari, C, Bronson, K.F, Panuallah, G.M, Regmi, A.P, Saha, P.K, Dobermann, A, Olk, D.C, Hobbs, P.R, Pasuquin, E
Published in Field crops research (01.12.1999)

by Cassman K.G, Dobermann A, Sta Cruz P.C, Gines G.C, Samson M.I, Descalsota J.P, Alcantara J.M, Dizon M.A, Olk D.C
Published in Plant and soil (01.05.1996)

by Olk, D.C
Published in Soil Science Society of America journal (01.05.2006)

by Schmidt-Rohr, K, Mao, J.D, Olk, D.C
Published in Proceedings of the National Academy of Sciences - PNAS (27.04.2004)

by Cassman, K.G., Peng, S., Olk, D.C., Ladha, J.K., Reichardt, W., Dobermann, A., Singh, U.
Published in Field crops research (01.03.1998)

by Witt, C., Cassman, K.G., Olk, D.C., Biker, U., Liboon, S.P., Samson, M.I., Ottow, J.C.G.
Published in Plant and soil (01.01.2000)

by Mahieu, N., Olk, D.C., Randall, E.W.
Published in Journal of environmental quality (01.03.2002)

by Witt, C, Dobermann, A, Abdulrachman, S, Gines, H.C, Guanghuo, Wang, Nagarajan, R, Satawatananont, S, Thuc Son, Tran, Sy Tan, Pham, Van Tiem, Le, Simbahan, G.C, Olk, D.C
Published in Field crops research (01.09.1999)

by Olk, D.C, Samson, M.I, Gapas, P
Published in European journal of soil science (01.02.2007)

by Mitra, S, Aulakh, M.S, Wassmann, R, Olk, D.C
Published in Soil Science Society of America journal (01.03.2005)

by Bronson, K.F, Cassman, K.G, Wassmann, R, Olk, D.C, Noordwijk, M. van, Garrity, D.P
Year of Publication 1998

by Nguyen Bao Ve, Olk, D.C, Cassman, K.G
Published in Soil Science Society of America journal (01.07.2004)

by Nguyen Bao Ve, Olk, D.C, Cassman, K.G
Published in Soil Science Society of America journal (01.07.2004)

by Olk, D.C, Brunetti, G, Senesi, N
Published in Soil science (1999)

by Olk, D.C. (International Rice Research Inst., Manila (Philippines).), Cassman, K.G, Simbahan, G, Cruz, P.C.S, Abdulrachman, S, Nagarajan, R, Tan, P.S, Satawathananont, S
Published in Nutrient cycling in agroecosystems (01.01.1999)