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Search by keywords: how to grow
Getting irrigation right Farmers often ask me how frequently and how much they should irrigate. There is no simple answer, as many aspects must first be considered.
23/12/2019
Crop problems: look for the clues! We recently discussed how to identify mineral deficiencies and eelworm infestation. Many other problems can occur, of course.
20/12/2019
Dealing with eelworm There are a number of species to contend with; the common root knot genera (Melodogyne spp.) are easy to identify as the nematode enters the root and causes
19/12/2019
Know your spinach variants Chard (Beta vulgaris) is also known as ‘Swiss chard’, ‘silver beet’, ‘mangold’ and other names. In South Africa it is usually referred to simply as ‘spinach’.
18/12/2019
How to spray for whitefly If it were not for the natural enemies of this pest, whiteflies would probably be our main vegetable pest. An outbreak of whitefly is usually the result
17/12/2019
Spraying tips: Don’t mix chemicals When spraying different pests at the same time, many farmers try to kill two birds with one stone by making elaborate mixtures.
13/12/2019
Sandy soil: a guide to working with it Vegetable expert Bill Kerr discusses how to get the best out of sandy soil, regardless of what crop you’re growing.
12/12/2019
Using a knapsack sprayer on a big farm Many farmers think that using a knapsack sprayer is taking a step backwards as large spray rigs are fast and effective. However, knapsack sprayers still have
11/12/2019
Getting nozzle size and pressure right As pointed out previously, the key to successful pest and disease control is optimal penetration of the spray mixture.
10/12/2019
Growing a variety of soil microbes Most farmers are aware that a healthy population of soil organisms is a good thing. What many don’t understand is that the number of soil organisms is directly
09/12/2019