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Taking soil samples. Most gardeners need only submit one soil sample for analysis, no matter the size of the garden, bed or planting area. As long as the soil is not different in color, texture or ...
Do you know the nutrient level of the soil in your garden? Do you know how much fertilizer to add next season? Soil testing will answer both questions.
A horticulture student taking a soil sample in a garden near Lawrenceville, Georgia. A soil test is a laboratory or in-situ analysis to determine the chemical, physical or biological characteristics of a soil.
Soil testing may be more suitable when growing crops in slow-release composts and manures. When there is a risk that a nutrient application blocks uptake or unlocks mobility of other nutrients. In over application this can lead to toxic conditions, such as during the application of poultry litter that contains micro nutrients such as copper in ...
A soil sample recovered from a test boring using a split spoon sampler. Borings come in two main varieties: large diameter and small diameter. Large-diameter borings are rarely used because of safety concerns and expense but are sometimes used to allow a geologist or an engineer to visually and manually examine the soil and rock stratigraphy in-situ.
A fourth term, loam, is used to describe equal properties of sand, silt, and clay in a soil sample, and lends to the naming of even more classifications, e.g. "clay loam" or "silt loam". Determining soil texture is often aided with the use of a soil texture triangle plot. [5] An example of a soil triangle is found on the right side of the page.