Alfalfa is a plant with distinct qualities, being appreciated because of some multiple uses as forager plant. The chemical composition of alfalfa and a good digestibility, near to a great production capacity, a good perenity and the fact that it lets great amounts of organic mater rich in nitrogen in soil makes from alfalfa a very important and necessary plant in the ecological or biological crop system.

alfalfa; first vegetation year; root length; nodosities number; plant’s weight; offshoots number; number of root’s branches

Presentation: oral