Packaging: get it right!
Finding ways to minimise the high cost of packaging is an ongoing challenge.
What is spinach?
The term ‘spinach’ refers to different species in different countries. In South Africa, there are two common species that we call ‘spinach’ – Swiss chard (Beta vulgaris) and baby spinach...
A culture of care
This is not the first time in this column that I’ve addressed the crucial need for care.
Regulating nitrogen in vegetable crops
Farmers have long been advised to use standard fertiliser mixtures for crops as a matter of course.
Wish list for election time
Dreams of money flowing in from government to rejuvenate our markets have partly been realised over the past year.
Wonder products
In Weimar Germany back in the 1920s, Dr Max Gerson developed what he claimed was a cure for cancer based on the consumption of fresh fruit and vegetables.
Selecting the right nitrogen fertiliser
When it comes to vegetables, choosing the right nitrogen fertiliser is extremely important. For many US agronomists, ammonium sulphate is the fertiliser of choice.
The relationship between nitrogen & organic matter
Vegetable growers frequently ignore the relationship between nitrogen and organic matter when deciding on the amount of nitrogen to apply to a crop, yet it is extremely important.
How to handle fresh produce
Instilling the importance of careful handling of fruit and vegetables is not as simple as it might seem.
Food losses
I have been pursuing the theme of food wastage and loss for the past few weeks because the problem is much more serious – and complex – than most people...
More about nitrogen
The inability of soil microbes to convert ammonium to nitrate at a soil temperature below 10°C has caused reduced yields in winter without farmers understanding what the problem is.
Understanding nitrogen
Certain elements are essential for plant growth, so it stands to reason that if any of these are in short supply, the plant’s development will be affected.
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