 | Evaluation of the effect of soil acidity amelioration on maize yield and nutrient interrelationships using stepwise regression and nutrient vector analysis by H.G. Jansen van Rensburg1*, A.S. Claassens1 and D.J. Beukes2

|
 | Phosphorus sorption kinetics in calcareous soils of selected arid and semi-arid toposequences and its relationship with plant growth by A. Jafari*, H. Shariatmadari, Y. Rezainejad and Sh. Ghalami

|
 | Measuring culturable microbial populations and filamentous microbial growth in soil of wheat plots subjected to crop rotation and monoculture by A. Marais1*, M.B. Hardy1, C.D. Morris2 and A. Botha3

|
 | Modification of the Aegilops neglecta - common wheat Lr62/Yr42 translocation through allosyndetic pairing induction by G.F. Marais1*, A.S. Marais1, A. Eksteen1 and Z.A. Pretorius2

|
 | The potential use of a water treatment residue as a temporary growth medium over a coal combustion ash: yield response of two creeping grasses by L.W. Titshall* and J.C. Hughes

|
 | The effect of superphosphate on the productivity of mucuna (Mucuna pruriens) on a sandy loam soil in Zimbabwe by M.D. Shoko*, P.J. Pieterse and G.A. Agenbag

|
 | Occurrence and pathogenicity of Puccinia graminis f. sp. tritici on wheat in South Africa during 2007 and 2008 by T. Terefe1*, Z.A. Pretorius2, I. Paul3, J. Mebalo1, L. Meyer1 and K. Naicker1

|
 | The influence of row width, planting density and cultivars on seedling establishment of no-till spring wheat (Triticum aestivum L.) in Western Cape, South Africa by J.P.C. Tolmay1*1#, G.A. Agenbag2 and M.B. Hardy3

|
 | Isolation and in vitro screening of potential biocontrol agents against powdery mildew of zucchini caused by Podosphaera xanthii by H.B. Tesfagiorgis* and M.D. Laing

|
 | Performance of some quinoa (Chenopodium quinoa Willd.) genotypes in Kenya by M.E. Oyoo1, S.M. Githiri2#* & P.O. Ayiecho2

|
 | Preliminary evaluation of residual herbicides for the control of camelthorn bush (Alhagi maurorum Medik.) by B.D. Viljoen*1, C.W. Stoltsz1 and M. van der Rijst2

|
 | Occurrence of aflatoxins and aflatoxinproducing Aspergillus spp. associated with groundnut production in subsistence farming systems in South Africa by E. Ncube1*, B.C. Flett1, C. Waalwijk2, and
A. Viljoen3

|