The effects of herbicides on soil life – Part 1: Microbial biomass and respiration
September 2018
DR MARYKE CRAVEN, CHARNÉ MYBURGH, OWEN RHODE and DR JEANETTA SAAYMAN-DU TOIT, ARC-Grain Crops, Potchefstroom
The internet has opened doors of knowledge for everyone to enjoy. Research findings are readily available, which allows the...
Overlapping false armyworm populations…a possible reason for outbreaks
After one year of monitoring flight patterns of false armyworm moths and testing a climate-based temperature model, new information about this insect is revealing some interesting facts.
The false armyworm (Photo 1) has for many...
The South African Sclerotinia Research Network: Finding management solutions to a devastating pathogen
September 2018
LISA ROTHMANN, Plant Sciences Department, University of the Free State and MIEKIE HUMAN, research assistant, Grain SA
Sclerotinia sclerotiorum is the causal agent of Sclerotinia stem rot on soybean and Sclerotinia head rot on sunflower....
Bestuur onkruidsade só tydens die oesproses – Deel 1
Die aanvaarding van bewaringsboerdery en minimumbewerkingspraktykte in veranderende klimaatstoestande is wêreldwyd besig om veld onder produsente te wen. Suid-Afrika is nie uniek in die benadering tot die aanvaarding van hierdie praktyke nie.
Resultate toon dat...
Contribution of insects in agriculture: The value of ecosystem functions
According to a recent 2019 UN report on biodiversity, human activities are severely threatening global biodiversity, with a million species predicted to go extinct within the next few decades. What does this imply for...
A look at integrated pest management
Pest management is only one aspect of overall crop production that needs to be considered by a grower. It cannot be considered on its own – overall management of the crop by the grower...
Aalwurmpeste: “Voorraadopname” en die pad vorentoe
September 2018
PROF DRIEKIE FOURIE, MARETHA PRETORIUS, Eenheid vir Omgewingswetenskappe en Bestuur, Noordwes-Universiteit en DR NANCY NTIDI, LNR-Graangewasse, Potchefstroom
Graangewasproduksie, onder beide konvensionele en bewaringsboerdery, word geknou deur plantparasitiese aalwurms – waaroor vele wetenskaplike en populêre...
Herfskommandowurm: Toevlugsoord benadruk
Die herfskommandowurm (Foto 3) is ’n ernstige plaag op mielies in Suid-Afrika wat skade aanrig aan die kelkblare en aan mieliekoppe. Hierdie kommandowurm kan betekenisvolle opbrengsverliese veroorsaak en moet daarom dringend beheer word.
Bt-mielies wat...
Managing the local risk of fall armyworm infestation in maize
The fall armyworm (Spodoptera frugiperda) has now been present in South Africa for three cropping seasons. This pest has its origin in the tropical and sub-tropical areas of South America and the most southern...
Biological pest control – eco-friendly but lethal
Crop protection is the science and practice of managing pests and diseases. Three key approaches to crop protection include:
pesticide-based approaches such as insecticides and fungicides;
biotechnology-based approaches such as plant breeding and genetic...
