O. Rupela

发表

C. Johansen, J. Kumar, L. Krishnamurthy, 2002, Plant and Soil.

K. Giller, M. Sudarshana, J. Thompson, 1988, Biology and Fertility of Soils.

J. Sprent, O. Rupela, J. Stephens, 1988 .

K. Singh, M. Saxena, O. Rupela, 1987 .

A. Ramakrishna, O. Rupela, S. L. Reddy, 1992 .

H. Rheenen, O. Rupela, O. Singh, 1992 .

Rameshwar Rao, O P Rupela, G Ranga Rao, 2007 .

S. Wani, C. Johansen, C. Gowda, 2001 .

O. Rupela, P. Tauro, 1985, Biotechnology Letters.