Bemesting van mielies — waar, wanneer en hoekom?
July 2015
ANDRÉ LABUSCHAGNE en KOBUS VAN ZYL, landboukundiges: Omnia Kunsmis
Met die onlangse droogtes en swakker opbrengste asook die koste-knyptang wat al hoe harder knyp, is produsente gedwing om elke dag meer effektief te wees...
Dekgewasbestuur se effek in wintergraanstelsels
Deel 1: Impak op die hoeveelheid oorblywende residu’s en beskikbaarheid van voedingstowwe in die deklaag
Die Swartland beskik oor ’n Mediterreense klimaat met 80% van die jaarlikse reënval wat tussen April en September voorkom (Agenbag,...
ONKRUIDSAAD – ‘n suksesstorie
March 2017
ELBÉ HUGO, LNR-Instituut vir Graangewasse, Potchefstroom
Voortplanting is een van die belangrikste funksies van enige biologiese organisme. Onkruide is een van die suksesvolste plantspesies in terme van saadvermeerdering en -verspreiding.
Alhoewel die meeste onkruidspesies slegs...
Salt-affected soils and waterlogging on irrigation schemes
October 2017
Dr Piet Nell, ARC-Soil, Climate and Water
At the very first South African Irrigation Congress held in 1909, much concern was expressed at the extent of salt- affected soils and the sediment content of...
Alternaria leaf blight and seed infection: A common disease causing major damage
May 2017
PROF BRADLEY FLETT, ARC-Grain Crops, Potchefstroom
Alternaria leaf blight is caused by Alternaria alternata, which is the predominant Alternaria spp. Of sunflower responsible for significant yield losses in South Africa. A recent five year survey carried out...
Maak só die meeste van glifosaatbespuitings
November 2016
THINUS UYS en BRIAN DE VILLIERS, Villa Crop Protection
Glifosaat word nou al vir vier dekades met groot sukses toegedien en is die bekendste en mees verbruikte onkruiddoder ter wêreld. Ten spyte hiervan bestaan...
Media beleef sukses van KZN- en Oos-Kaap-projekte eerstehands
Ontwikkelende landbou en sy boere lê my baie na aan die hart. Ongeveer vyf jaar gelede het ek vir die eerste keer kennis gemaak met Graan SA se “From Subsistence to Abundance”-ontwikkelingsprogram.
Ek onthou soos...
Integration of insect-pathogenic fungi with chemical insecticides
September 2015
NOKULUNGA MZIMELA and JUSTIN HATTING, ARC-Small Grain Institute, Bethlehem
Awareness of environmental damage caused by chemical insecticides, several cases of insecticide resistance being reported annually against different groups of insecticides and strict regulations associated...
The new wheat kids on the block
October 2017
Kim Coetzee, ARC-Small Grain, Stellenbosch
Two new wheat cultivars will soon be available as part of the ARC-Small Grain irrigation wheat package. Certified seed multiplications for the two cultivars are currently under way and...
Yield improvement of dryland wheat cultivars in the Western Cape – what is the...
October 2017
Dr Ian Heyns and Dr André Malan, ARC-Small Grain, DR Mardé Booyse, ARC-Biometry and Prof Maryke Labuschagne, Department Plant Sciences, University of the Free State
Wheat is considered one of the primary staple foods...
