المؤلفون: du Toit, A. E.J, Le Court De Billot, M. R.

المصدر: South African Journal of Plant and Soil ; volume 8, issue 3, page 153-157 ; ISSN 0257-1862 2167-034X

الاتاحة: https://doi.org/10.1080/02571862.1991.10634824
https://www.tandfonline.com/doi/pdf/10.1080/02571862.1991.10634824

المؤلفون: Le Court De Billot, M. R., Nel, P. C., Gevers, H. O.

المصدر: South African Journal of Plant and Soil ; volume 7, issue 1, page 81-86 ; ISSN 0257-1862 2167-034X

الاتاحة: https://doi.org/10.1080/02571862.1990.10634543
https://www.tandfonline.com/doi/pdf/10.1080/02571862.1990.10634543

المؤلفون: le Court de Billot, M. R., Nel, P. C.

المصدر: South African Journal of Plant and Soil ; volume 2, issue 3, page 167-169 ; ISSN 0257-1862 2167-034X

الاتاحة: https://doi.org/10.1080/02571862.1985.10634162
https://www.tandfonline.com/doi/pdf/10.1080/02571862.1985.10634162

المؤلفون: le Court de Billot, M. R., Nel, P. C.

المصدر: South African Journal of Plant and Soil ; volume 2, issue 3, page 146-150 ; ISSN 0257-1862 2167-034X

الاتاحة: https://doi.org/10.1080/02571862.1985.10634156
https://www.tandfonline.com/doi/pdf/10.1080/02571862.1985.10634156

المؤلفون: Le Court De Billot, M. R., Nel, P. C.

المصدر: South African Journal of Plant and Soil ; volume 2, issue 2, page 101-106 ; ISSN 0257-1862 2167-034X

الاتاحة: https://doi.org/10.1080/02571862.1985.10634146
https://www.tandfonline.com/doi/pdf/10.1080/02571862.1985.10634146

المؤلفون: Le Court De Billot, M. R., Fourie, A. P., Nel, P. C.

المصدر: South African Journal of Plant and Soil ; volume 3, issue 1, page 27-30 ; ISSN 0257-1862 2167-034X

الاتاحة: https://doi.org/10.1080/02571862.1986.10634181
https://www.tandfonline.com/doi/pdf/10.1080/02571862.1986.10634181

المؤلفون: Malan, C., le Court de Billot, M. R.

المصدر: South African Journal of Plant and Soil ; volume 3, issue 4, page 205-207 ; ISSN 0257-1862 2167-034X

الاتاحة: https://doi.org/10.1080/02571862.1986.10634225
http://www.tandfonline.com/doi/pdf/10.1080/02571862.1986.10634225