Indigenous nutrient sources may include native plants, hedgerows, waste products, local mineral deposits, nutrient accumulations in deep soil horizons, and opportunities to recycle crop and animal residues.
(Indigenous nutrient sources; may include; native plants, hedgerows, waste products, local mineral deposits, nutrient accumulations in deep soil horizons, and opportunities)
Indigenous nutrient sources
may include
native plants, hedgerows, waste products, local mineral deposits, nutrient accumulations in deep soil horizons, and opportunities