Grain market overview
May 2015
14 April 2015
WANDILE SIHLOBO, economist, Industry Services, Grain SA
There's a need for increased investments in the South African groundnut industry
Over the past ten years, the South African population showed positive growth. The middle-class...
Goeie aalwurms: Potensiële soldate voer “biologiese oorlog” teen Afrika-stamboorder
May 2015
SONIA STEENKAMP en ANNEMIE ERASMUS, albei van die LNR-Instituut vir Graangewasse en ANTOINETTE MALAN, Departement van Agriwetenskappe, Universiteit van Stellenbosch
Die Afrika-stamboorder, Busseola fusca, is ekonomies een van die belangrikste plae op mielies in Suid-Afrika....
Phoma black stem of sunflowers: Potentially devastating in certain production fields
April 2015
MOSES RAMUSI and BRADLEY FLETT, ARC-Grain Crops Institute
Phoma black stem is caused by the soil-borne fungal pathogen Phoma macdonaldii, which occurs in some of the major sunflower production areas of South Africa. Severe infections...
Onkruid in die winterreënvalstreek: Deel 11
April 2015
Duiwekerwel (Fumitory)
PJ PIETERSE, Departement Agronomie, Universiteit van Stellenbosch
Wetenskaplike naam:
Fumaria muralis
Afrikaanse naam:
Duiwekerwel
Engelse naam:
Fumitory
Daar kom twee Fumaria-spesies in Suid-Afrika voor, maar net Fumaria muralis (duiwekerwel) is ‘n algemene onkruid. Alhoewel dit na bewering ‘n relatiewe swak mededinger by...
Inset-oorsig
April 2015
CORNÉ LOUW, senior ekonoom: Bedryfsdienste, Graan SA
Die dieselprys bestaan uit 45% heffings en belasting, maar...
55%van die groothandelsprys van diesel in Maart het uit die basiese brandstofprys (invoerpariteitsprys van diesel) bestaan en 45% daarvan...
Grain market overview
April 2015
17 March 2015
WESSEL LEMMER, senior economist: Industry Services, Grain SA
The impact of drought and early deliveries on the supply of maize
– for the March/February reporting period
Role-players in the grain industry was shocked on...
Ear rots of maize: A continuous threat to food safety and security
April 2015
BRADLEY FLETT and EDSON NCUBE, ARC-Grain Crops Institute
Diplodia ear rot caused by Stenocarpella maydis, Fusarium ear rot caused by Fusarium verticillioides and Gibberella ear rot caused by the Fusarium graminearum species complex are the major ear rot diseases...
Downy mildew of sunflower: Uncommon, but can cause localised damage
April 2015
MOSES RAMUSI and BRADLEY FLETT, ARC-Grain Crops Institute
Downy mildew is caused by the soil-borne fungal pathogen Plasmopara halstedii, which occurs in the major sunflower production areas of South Africa.
Previously, minor downy mildew epidemics have...
Conservation agriculture: Part 14
April 2015
WAYNE TRUTER, University of Pretoria,
CHRIS DANNHAUSER, Grass SA,
HENDRIK SMITH, Grain SA and
GERRIE TRYTSMAN, ARC-Animal Production Institute
Integrated crop and pasture-based livestock production systems
This article is the 14th in a series of articles highlighting a...
Inset-oorsig
February 2015
CORNÉ LOUW, senior ekonoom: Bedryfsdienste, Graan SA
Is laer ruoliepryse = laer insetpryse?
Daar word wyd gespekuleer oor die impak wat noemenswaardige laer ruoliepryse op ander markte en kommoditeite kan hê. Markkommentators en veral insetmaatskappye...
