Volhoubare gewasproduksie deur grondverbetering
Vrugbare grond is die basis vir gesonde plante met ’n hoë gebruikswaarde.
Die doelwitte van ’n grondverbeteringstrategie sal die volgende insluit:
Die volhoubare verhoging van die nettoboerdery-inkomste per eenheid. Dit beteken dat óf die inkomste...
TELA to control stem borers in SA
Bt maize is genetically modified to express insecticidal proteins and have been planted in South Africa since 1998. In the 2017/2018 season, 1,62 million hectares of Bt maize were planted locally, which is 71%...
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...
Weed control for HERBICIDE RESISTANCE
September 2018
HESTIA NIENABER, ARC-Small Grain, Bethlehem
Herbicide resistance is a well-known occurrence in many crops in South Africa. Since the first confirmed case of herbicide resistant wild oats in 1986, various cases of herbicide resistance...
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...
New hybrid insect pest spells danger
September 2018
DR WYNAND J VAN DER WALT, FoodNCropBio Consulting and member of Maize Forum Steering Committee
The plant pest environment contains endless pathogens that can mutate, interact with other insects and microbes and can cause...
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...
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....
‘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...
Nuwe, aggressiewe rasse van roesswam bekommer
Sonneblomroes kan aanleiding gee tot oesverliese, veral wanneer vroeë infeksies op vatbare basters met betekenisvolle verlies van funksionele blaaroppervlak gepaard gaan.
Heelwat inligting is beskikbaar oor die seisoenale voorkoms van die siekte in Suid-Afrika, maar...
