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Agricultural soil testing is critical to determining soil’s nutrient concentration and variability across your fields. It is ideal to test your fields’ soil at least every two to three years to inform ...

Since the alfalfa in the rest of the field didn’t show any signs of potassium deficiency, I suggested that the farmer take a composite soil sample from just the high areas, which represented about one ...

UCLA researchers offer free soil contamination testing Saturday at MudTown Farms in Watts, with clean soil demonstrations and take-home materials.