by de Beer, J.M, Gould, Tim
Published in Anaesthesia and intensive care medicine (01.03.2013)

by Belay, A, Claassens, A.S. (Pretoria Univ. (South Africa). Plant Production and Soil Science Dept.), Wehner, F.C, De Beer, J.M
Published in South African journal of plant and soil (2001)

by Nel, P.C., Barnard, R.O., Steynberg, R.E., de Beer, J.M., Groeneveld, H.T.
Published in Field crops research (01.07.1996)

by Metho, L.A. (Pretoria Univ. (South Africa). Dept. of Plant Production and Soil Science), Hammes, P.S, De Beer, J.M, Groeneveld, H.T
Published in South African journal of plant and soil (1997)

by Van Heerden, H.G, De Beer, J.M
Published in Agroplantae (1977)

by Wille-Gussenhoven, Maria JE, de Bock, Geertruida H, de Beer-Buijs, Martinetta JM, Burgers, Simone Mth, Buurman, Catharina MM, Evenaar, Mirjam, Springer, Machiel P
Published in Scandinavian journal of primary health care (01.03.1997)