Organic Farming



LEGUME - Plants including beans, peas, clovers, and alfalfa - that form a symbiotic relationship with nitrogen - fixing bacteria living in their roots. These bacteria help to supply the plants with an available source of nitrogen.

LIGNIN - A substance found in woody tissue and in the stems of plants that is difficult for soil organisms to decompose.

LIME OR LIMESTONE - A mineral consisting of calcium carbonate (CaCO3) that can neutralize acids and is commonly applied to acid soils.