Grain nitrogen content – taking a closer look
Low barley grain nitrogen content was commonly observed during the 2021 harvest. The low grain nitrogen content at harvest was a result of excessive rainfall (Graph 1 and Graph 2) early in the growing...
Saadpryse: beskou saadinsetkoste as ’n belegging
Deurlopende insetprysmonitering is een van die belangrike take wat Graan SA namens sy lede verrig. Die monitering van saadpryse – nie net jaarliks nie, maar oor tyd – is een van hierdie funksies. Graan...
Verandering in klimaat skets ’n somber prentjie
Grondbone (Arachis hypogaea L) is een van die vernaamste olie- en voedselgewasse in die wêreld. Dit word geproduseer onder verskillende reënval- en temperatuurregimes en op verskeie grondsoorte, waarvan sandgronde die mees gewenste is. Aardverwarming...
Data intensive farming – more to learn from each season
Data Intensive Farm Management (DIFM) is a project in collaboration with various research institutes and industry stakeholders. The purpose of the project is to improve sustainability by utilising data in creative trial designs to...
Extrusion strengthens the grain value chain
According to the World Health Organisation (WHO), more than 260 million people in sub-Saharan Africa (SSA) are undernourished. This represents 21% of the population in this region. There is also a rising incidence of...
VS-sandgronde nie sondebok in aardverwarming
Die semi-ariede sandgronde van die Noordwes-Vrystaat bestaan uit windgewaaide sand wat in die verre verlede op ’n eeueoue golwende kleierige oppervlak gedeponeer is.
As gevolg van hierdie golwende eienskap kom tydelike watertafels algemeen voor: In...
New BLS breeding grounds pointed out by survey
An outbreak of bacterial leaf streak (BLS) in the Piet Retief and Amersfoort areas was reported during the 2020/2021 maize growing season and again early in the 2021/2022 season. Since then, the disease has...
Mielieboere “kan nie fout maak” deur sojabone in te sluit
Die Suid-Afrikaanse sojaboonbedryf kort ’n broodnodige impetus. Om opbrengste egter wesenlik te verbeter, sal produsente ’n paar kopskuiwe moet maak oor hoe hulle hul gewasproduksiestelsels en grond hanteer. Dit was die boodskap in ’n...
The ins and outs of beef feedlot economics
A decision faced by producers every year is whether to add value to their grain and livestock: Are they going to sell their grain and weaner calves or add value to both by feeding...
New leaf rust races detected on SA wheat
Leaf rust, caused by the fungus Puccinia triticina (Pt), is an important disease of bread wheat in South Africa. It is frequently found in the winter rainfall wheat growing regions, resulting in localised epidemics...
