Legume, a plant belonging to the bean, pea and clover family.
Light soils, soils which are loose and open and easy to work.
Loam, a mixture of sand, clay and organic matter.
Mould board, the curved part of the plow which turns the furrow slice.
Mulch, a covering on the soil. It may be of straw, leaves, pulverized soil or other material.
Nectar, a sweet substance in flowers from which bees make honey.
Nitrate, a soluble form of nitrogen.
Nitrification, the changing of nitrogen into a nitrate.
Nitrogen, a gas forming four-fifths of the air. Nitrogen is a very necessary food of plants.
Organic matter, substances produced by the growth of plants and animals.