Most farmers therefore treat the plants only when they see symptoms of bud strain, which can lead to stunted growth or bud death, and ignore leaf blisters.
These ideas have been dispelled by a recent study conducted by pest experts from the Department of Agriculture, Land Reform and Rural Development (agriculture department), and researchers from the Department of Genetics at Stellenbosch University (SU) and the Agricultural Research Council.
Denne historien er fra Farmer's Weekly 3 February 2023-utgaven av Farmer's Weekly.
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Denne historien er fra Farmer's Weekly 3 February 2023-utgaven av Farmer's Weekly.
Start din 7-dagers gratis prøveperiode på Magzter GOLD for å få tilgang til tusenvis av utvalgte premiumhistorier og 9000+ magasiner og aviser.
Allerede abonnent? Logg på
African penguins could be extinct by 2035 how to save them
Protecting the critically endangered African penguin is good for the environment, other animal species, and the economy, say Lorien Pichegru and Dr Alistair McInnes of Nelson Mandela University, Katrin Ludynia of the University of Cape Town, and Peter Barham of the University of Bristol in the UK.
An urgent need to confront Nassella in SA
South American grass species from the genus Nassella were unwittingly introduced to South Africa over 120 years ago and continue to invade montane veld. As Mike Burgess writes, research-based action is required.
Dream Lodge: a digital detox destination
Dinner by candlelight and without digital distractions on an off-grid farm makes this North West lodge the ideal getaway for reconnecting with friends and family, writes Riaan Hattingh.
Optimising nutrient availability for cattle
Nutrient circularity in cattle farming can help improve soil health and reduce farming costs. Ernest Makua, livestock technical adviser at Red Meat Industry Services, spoke to Octavia Avesca Spandiel about practical strategies for farmers to achieve sustainability and profitability in the industry.
Canola: a growing force in South Africa's agricultural landscape
Zander Spammer, an agricultural resource manager at Southern Oil, spoke to Zunel van Eeden about the growth of the canola industry in South Africa and the main uses for this versatile crop.
Uncertainty over Trump's stance on AGOA
It is of vital importance that that the African Growth and Opportunity Act (AGOA) be upheld following the recent US presidential election, in which Donald Trump emerged as the winner.
Plum pollen study reveals varietal differences in pollination effectiveness
A new study undertaken near George, Western Cape, explored pollination in plum varieties, showing key differences in pollen quality. Octavia Avesca Spandiel reports on the research findings.
Study: small cuts to beef production could eliminate years of emissions
In a paper published in early November, scientists reveal that pasturelands, in particular those that were once forests, hold great potential for mitigating the effects of climate change.
Harnessing wind for cleaner energy
At the Windaba Conference and Exhibition, held in October in Cape Town, Western Cape, Niveshen Govender, CEO of the South African Wind Energy Association, spoke to Glenneis Kriel about the state of wind energy in the country and the opportunities that farmers can exploit.
The Cape Grace: a Cape Town icon is reborn, and her new custodians shine
Brian Berkman has had the exceedingly good fortune of spending many nights at the Cape Grace Hotel over the years. He revisits it to find it as impressive as ever.
