by Toit, P.G. du, Huysamer, M, Jacobs, G, Holcroft, D.M
Published in Acta horticulturae (01.01.2001)

by Du Toit, P.G.
Published in Tydskrif vir regswetenskap (01.01.2016)

by Du Toit, P.G, Jacobs, G, Huysamer, M, Holcroft, D.M. (Stellenbosch Univ., Matieland (South Africa). Horticultural Science Dept.)
Published in South African journal of plant and soil (2001)

by Du Toit, P.G., Ferreira, G.M.
Published in Potchefstroom electronic law journal (2015)

by Toit, P.G. du, Pretorius, W G
Published in Tydskrif vir regswetenskap (01.01.2008)

by Du Toit, P.G.
Published in Tydskrif vir regswetenskap (01.01.2016)

by Du Toit, P.G., Pretorius, W.G.
Published in Tydskrif vir regswetenskap (01.12.2008)

by Du Toit, P.G. (Adelaide Univ., Glen Osmond (Australia). Agriculture and Wine School), Dry, P.R, Loveys, B.R
Published in South African Journal of Enology and Viticulture (South Africa) (2003)