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...
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...
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...
‘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...
Staying one step ahead of the false armyworm
September 2018
DR GODDY PRINSLOO, ARC-Small Grain, Bethlehem
The false armyworm, Leucania loreyi, is a cosmopolitan pest that has been known in South Africa for years, causing minor damage to maize and grain sorghum (Photo 1 and Photo 2)....
Aktiewes – van a,b,c tot 1,2,3
Die Herbicide Resistance Action Committee (HRAC-SA) bestaan uit verteenwoordigers van alle chemiese maatskappye in Suid-Afrika en skakel in onder HRAC-Global. Die oorkoepelende doelwit van HRAC-Global is om opbrengste en kwaliteit van alle gewasse te...
Die risiko van weerstandige onkruide vir gewasverbouing
September 2018
DR ERIK EKSTEEN, verkoopsbestuurder: Wes-Kaap, Syngenta, DR ELBÉ HUGO, tegniese produkbestuurder: Onkruiddoders, Syngenta en FRANCOIS VILJOEN, tegniese bestuurder: Onkruidbeheer, Syngenta
Onkruiddoderweerstand het die afgelope paar jaar ‘n algemene besprekingspunt onder produsente geword. Die grootste...
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...
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...
