ធនធាន ដាក់​​​ស្លាក: Organic Matter

5 items found (Showing 1 - 5)

  1. Analysing Soil pH and Organic Matter - Video

    Access Agriculture Training Video Soils that are depleted or heavily leached are often acidic. Soils can also become acidic from the high use of chemical fertilizers. Acidic soil inhibits the bacteria that help organic matter to decompose. Acidic soil makes some nutrients less available to crops....
    AccessAgriculture Soil Health Soil Testing Organic Matter

  2. FM 1997 LEISA Magazine Vol 13 #3

    19 តុលា 1997 Rebuilding lost soil fertility A tool for quantitative farm analysis Intensification of swidden agriculture in the Philippines Poor soils need organic matter Indigenous green manure in Nepal New Kekulam Recycling household waste in Egypt Biomass transfer
    Soil Fertility Swidden Agriculture Green Manures Recycling Philippines Waste Recyling Organic Matter Green Manure Crops Nepal

  3. Vegetative and Agronomic Technologies for Land Husbandry

    01 តុលា 2005 One of the most important things a farmer can do for his farm is to prevent soil erosion. One way to do so is by keeping soil covered, especially during the rainy season. Vegetative cover and high levels of soil organic matter are key. Below is a brief description of several vegetative or...
    Green Manures and ... Green Manures Contour Farming Improved Fallow Soil Health Organic Matter Fallow Cover Crops

  4. Traditional Plant Varieties and Low Fertility Soil

    20 មករា 2005 Maradi Integrated Development Project has forced me to question the wisdom of assuming that increases of organic content and fertility are always best.
    Soil Fertilizer Organic Matter Mulch Drought

  5. Low Fertility Soil and Traditional Varieties

    20 កក្កដា 2005 Joel Matthewsreceived some feedbackabout his comments on low fertility soil and traditional varieties in EDN 86. In response, he sent the following additional comment.
    Soil Fertilizer Organic Matter Mulch