J. Okalebo

发表

M. Probert, R. Jones, J. Okalebo, 1995, Experimental Agriculture.

C. Othieno, P. Kisinyo, J. Okalebo, 2010, Nutrient Cycling in Agroecosystems.

M. Bekunda, P. Woomer, D. Mugendi, 2007, Nutrient Cycling in Agroecosystems.

L. Simmonds, C. Pilbeam, K. Gathua, 1994, The Journal of Agricultural Science.