Bark Borers and their Kin in Macadamias

by Schalk Schoeman, Rersearch Extension Manager, SAMAC The polyphagous shot hole borer was positively identified on macadamias in the South Coast during March this year. Various bark borer species were observed on macadamias since 2014 and their incidence has been increasing every year since then. This situation is not unique and other countries with subtropical […]

South African scientists on pandemic’s frontline (Financial Times. London, 15th February 2021).

Decision to halt AstraZeneca roll-out highlights vital role played by country’s experts. Scientists are concerned the South Africa coronavirus strain could be far more widespread in the UK than test results show, threatening plans to start lifting lockdown once vaccines have been deployed. South Africa’s pause of its rollout of the Oxford/AstraZeneca vaccine in response […]

Moth Borer Complex on Macadamia

Schalk Schoeman – SAMAC The economic importance of the moth complex is often vastly underestimated as growers often tend to only take notice of the direct kernel damage reported by various kernel processing facilities. Typically, this type of damage seldom exceeds 5% which is accepted as a general action threshold in lieu of a more […]

Setting up an Orchard For Success – Part 2: Soil Preparation – Dr. Theunis Smit

In the first part one of this series of articles we have focused on the identification and selection of good quality trees, which in my opinion is one of the most critical steps in macadamia farming. Placing an order for tree should, in all cases, precede the land preparation phase of setting up a new […]


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