soil

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  • 0 Shares49 ViewsComments Off on Soil water sensors reveal subsoil conditions

    in Zambia

    Soil water sensors reveal subsoil conditions

    Part 1: The feel method, gravitational soil water determination and electric resistance by Frikkie Koegelenberg, Pr Eng and Hendrik Jordaan Every farmer knows: If you apply too little water, your crops suffer; if you apply too much water, your bank account suffers. The decision depends on accurate knowledge of your soil water status. Fortunately, there […] More

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    21 Shares51 ViewsComments Off on SOIL: The producer’s most important asset

    in Zambia

    SOIL: The producer’s most important asset

    ProAgri Zambia acknowledges Grain SA for the use of this series which originally appeared in Afrikaans in SA Graan/Grain. Martiens du Plessis, Soil Scientist, NWK Limited & Prof Cornie van Huyssteen, Lecturer: Soil Science, University of the Free State In the series ”Soil: The producer’s most important asset” the most important soil properties that influence […] More

  • 5 Shares87 ViewsComments Off on SOIL: The farmer’s most important asset

    in Zambia

    SOIL: The farmer’s most important asset

    ProAgri Zambia acknowledges Grain SA for the use of this series which originally appeared in Afrikaans in SA Graan/Grain. Martiens du Plessis, Soil Scientist, NWK Limited & Prof Cornie van Huyssteen, Lecturer: Soil Science, University of the Free State In the previous two articles of this series, we discussed the first nine soil groups according […] More

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    2 Shares355 ViewsComments Off on SOIL: The farmer’s most important asset – PART 25: Soil classification (ii)

    in Zambia

    SOIL: The farmer’s most important asset – PART 25: Soil classification (ii)

    By Martiens du Plessis, Soil Scientist, NWK Limited & Prof Cornie van Huyssteen, Lecturer: Soil Science, University of the Free State ProAgri Zambia acknowledges Grain SA for the use of this series which originally appeared in Afrikaans in SA Graan/Grain. When a specific body of soil is classified, the properties thereof may be easily communicated. […] More

  • 14 Shares1.2k ViewsComments Off on SOIL: The farmer’s most important asset – PART 24: Soil classification (i)

    in Zambia

    SOIL: The farmer’s most important asset – PART 24: Soil classification (i)

    ProAgri Zambia acknowledges Grain SA for the use of this series which originally appeared in Afrikaans in SA Graan/Grain. In the previous two articles in this series, the soil formation factors and processes were discussed. With these factors and processes in action, it gives rise to a variety of chemical, physical and morphological characteristics. These […] More

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    2 Shares171 ViewsComments Off on SOIL: The farmer’s most important asset – PART 23: Soil formation processes

    in Zambia

    SOIL: The farmer’s most important asset – PART 23: Soil formation processes

    ProAgri Zambia acknowledges Grain SA for the use of this series which originally appeared in Afrikaans in SA Graan/Grain. Soil does not form by chance, but as a result of the influence of the five soil formative factors: climate, organisms, topography, mother material and time. These soil formative factors control the soil formation processes that […] More

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    3 Shares246 ViewsComments Off on SOIL: The farmer’s most important asset

    in Zambia

    SOIL: The farmer’s most important asset

    By Martiens du Plessis, Soil Scientist, NWK Limited & Prof Cornie van Huyssteen, Lecturer: Soil Science, University of the Free State ProAgri Zambia acknowledges Grain SA for the use of this series which originally appeared in Afrikaans in SA Graan/Grain. Soil does not form by chance, but as a result of the influence of climate, […] More

  • soil

    2 Shares198 ViewsComments Off on SOIL: The producer’s most important asset

    in Zambia

    SOIL: The producer’s most important asset

    Martiens du Plessis, Soil Scientist, NWK Limited & Prof Cornie van Huyssteen, Lecturer: Soil Science, University of the Free State ProAgri Zambia acknowledges Grain SA for the use of this series which originally appeared in Afrikaans in SA Graan/Grain. Soil is the most fundamental resource for the farmer, without which food and natural fibre cannot […] More

  • 8 Shares208 ViewsComments Off on SOIL: The farmer’s most important asset

    in Zambia

    SOIL: The farmer’s most important asset

    Martiens du Plessis, Soil Scientist, NWK Limited & Prof Cornie van Huyssteen, Lecturer: Soil Science, University of the Free State ProAgri Zambia acknowledges Grain SA for the use of this series which originally appeared in Afrikaans in SA Graan/Grain. Soil is the most fundamental resource for the farmer, without which food and natural fibre cannot […] More

  • 1 Shares203 ViewsComments Off on Reclaiming acidic or alkaline soils by correct use of ETG’s lime products

    in Zambia

    Reclaiming acidic or alkaline soils by correct use of ETG’s lime products

    Soil pH is a measure of hydronium ion (H3O+, or more commonly the H+) activity in the soil solution. Activity is similar to concentration in non-salt affected soils. Soil pH influences many facets of crop production and soil chemistry, including the availability of nutrients and toxic substances, activities and the nature of microbial populations, as […] More

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    11 Shares642 ViewsComments Off on SOIL: The farmer’s most important asset

    in Zambia

    SOIL: The farmer’s most important asset

    Martiens du Plessis, Soil Scientist, NWK Limited & Prof Cornie van Huyssteen, Lecturer: Soil Science, University of the Free State ProAgri Zambia acknowledges Grain SA for the use of this series which originally appeared in Afrikaans in SA Graan/Grain. Soil is the most fundamental resource for the farmer, without which food and natural fibre cannot […] More

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    5 Shares419 ViewsComments Off on SOIL: The farmer’s most important asset

    in Zambia

    SOIL: The farmer’s most important asset

    By Martiens du Plessis, Soil Scientist, NWK Limited & Prof Cornie van Huyssteen, Lecturer: Soil Science, University of the Free State Soil is the most fundamental resource for the farmer, without which food and natural fibre cannot be produced. This article forms part of a series to highlight this resource. Salt and sodium enriched soils are […] More

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