Medicago sativa, commonly known as alfalfa in North America and lucerne in the United Kingdom, South Africa, Australia, and New Zealand, is a perennial flowering plant in the legume family, Fabaceae.
Silage is fodder made from green foliage crops which have been preserved by fermentation to the point of souring. It is fed to cattle, sheep, and other ruminants. The fermentation and storage process
Alfalfa
…as livestock fodder, perhaps since antiquity. It is an important forage crop in many countries around the world and is used for grazing, hay, and silage. Alfalfa is a perennial forage legume which normally lives four to eight years but can live more than 20 years, depending on variety and climate. The…
Silage underneath plastic sheeting is held down by scrap tires. Concrete beneath the silage prevents fermented juice from leaching out.
Cattle eating silage
MB Trac rolling a silage heap or "clamp" in Victoria, Australia
Partially dried mown grass is formed into cylindrical bales in the field (above) and sealed in polywrap (below).