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...
Update on wheat rusts in South Africa
Wheat rusts are fungal diseases that primarily infect the leaves and stems of wheat. There are three types of rust diseases (stem rust, leaf rust and stripe rust) which commonly occur on wheat worldwide.
All...
Biosecurity systems under pressure
It is estimated that pests and pathogens destroy between 10% and 40% of food production globally. There are ways to deal with this problem, starting with biosecurity and plant health management systems.
But this is...
Riglyne vir die oprigting en bestuur van plaagdoderstore op plase
Elke plaas in Suid-Afrika maak gebruik van plaagdoders, hetsy sintetiese, natuurlike, biologiese of selfs organiese plaagdoders. Sulke middels wat as landboumiddels in die Wet op Misstowwe, Veevoedsel, Landboumiddels en Veemiddels, 1947 (Wet Nr. 36...
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...
‘n Kykie na insekplae op MIELIESAAILINGE
September 2018
ELRINE STRYDOM, LNR-Graangewasse, Potchefstroom
Gedurende die ontkieming en opkoms van ‘n mielieplantjie is dit belangrik dat ‘n mens bewus sal wees van insekte wat skade daaraan kan aangerig en om pro-aktief op te tree...
Effective weed strategies in sorghum
September 2018
DR MARYKE CRAVEN, MARLENE VAN DER WALT and DR JEANETTA SAAYMAN-DU TOIT, ARC-Grain Crops, Potchefstroom
The slow growth rate of sorghum and the sensitivity of this crop to most herbicides, present the greatest challenges...
Olieboom, kankerroos, purperwinde – die drie sondebokke
September 2018
DR MARYKE CRAVEN, MARLENE VAN DER WALT en DR JEANETTA SAAYMAN-DU TOIT, LNR-Graangewasse, Potchefstroom
Olieboom, kankerroos en purperwinde is drie onkruide wat tot afgradering van graan kan lei. Die effektiewe beheer van dié onkruide...
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...
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...
