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  2. Soil acidification - Wikipedia

    en.wikipedia.org/wiki/Soil_acidification

    To see if a plant is being affected by soil acidification, one can closely observe the plant leaves. If the leaves are green and look healthy, the soil pH is normal and acceptable for plant life. But if the plant leaves have yellowing between the veins on their leaves, that means the plant is suffering from acidification and is unhealthy.

  3. Soil contamination - Wikipedia

    en.wikipedia.org/wiki/Soil_contamination

    Soil contamination, soil pollution, or land pollution as a part of land degradation is caused by the presence of xenobiotic (human-made) chemicals or other alteration in the natural soil environment. It is typically caused by industrial activity, agricultural chemicals or improper disposal of waste .

  4. Soil health - Wikipedia

    en.wikipedia.org/wiki/Soil_health

    In 1978, Swiss soil biologist Dr Otto Buess wrote an essay "The Health of Soil and Plants" which largely defines the field even today. The underlying principle in the use of the term "soil health" is that soil is not just an inert, lifeless growing medium, which modern intensive farming tends to represent, rather it is a living, dynamic and ...

  5. Soil conservation - Wikipedia

    en.wikipedia.org/wiki/Soil_conservation

    The rows formed slow surface water run-off during rainstorms to prevent soil erosion and allow the water time to infiltrate into the soil. Soil conservation is the prevention of loss of the topmost layer of the soil from erosion or prevention of reduced fertility caused by over usage, acidification, salinization or other chemical soil ...

  6. Answers to common questions from North Texas gardeners as we ...

    www.aol.com/answers-common-questions-north-texas...

    If so, a soil ball 12 to 14 inches in diameter and 10 or 12 inches deep would be ideal. Use a sharpshooter spade to cut the roots and form the ball of soil but do so gently and patiently.

  7. Soil organic matter - Wikipedia

    en.wikipedia.org/wiki/Soil_organic_matter

    Soil organic matter (SOM) is the organic matter component of soil, consisting of plant and animal detritus at various stages of decomposition, ...

  8. Fertilizer - Wikipedia

    en.wikipedia.org/wiki/Fertilizer

    Soil acidification refers to the process by which the pH level of soil becomes more acidic over time. Soil pH is a measure of the soil's acidity or alkalinity and is determined on a scale from 0 to 14, with 7 being neutral. A pH value below 7 indicates acidic soil, while a pH value above 7 indicates alkaline or basic soil.

  9. Here are answers to important North Texas lawn-care topics ...

    www.aol.com/answers-important-north-texas-lawn...

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