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  • Sweet potato fertilizer application… Sweet potato fertilizer requirements can be calculated if you know your soil type and have a good idea of the yield potential of your land…
  • Soil Magnesium Soil magnesium research is dominated by other macro nutrients such as nitrogen, potassium and phosphate. Calcium was never a problem since it was added with…
  • Manure – a technical… Manure is the waste from animals. It can be obtained either from natural deposits or livestock farming. The content of manure is highly variable, and…
  • Natural fertilizers for vegetables Natural fertilizers for vegetables usually refer to manure, compost and industrial waste products from animals. It consists of biodegradable material which is normally eco friendly.…
  • Soil Sulfur cheat cheat… Soil sulfur is not a very well known element, but it is part of the macronutrients. Sulfur or S, is absorbed in the same amounts…
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Effect of salt stress on bush beans

We know that the quality of irrigation water is slowly deteriorating in South Africa. The salt content of water is ever increasing due to uncontrolled mining activities, heavy industrial effluent being dumped into rivers and intensive agricultural practices.  At the end, the grower is becomes limited in what can commercially be grown (and I mean with making…

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