Primary study of influence of rooting agent on the cuttage of alfafa

In this article, rooting agent(0.2%) that could promote the rooting ability of plant was used to deal with the cutting materials of 8920mf alfalfa in order to study the effects to the characters of the survival rate, the days of germinating,rooting ability,plant height and branches of the plant and give some advises about the cuttage of alfalfa under nature conditions. The result showed that the influence of the continous vainfall must be avoided at the begiaing of cuttage. The agent could not only promote rooting and increase the number of branches of the cutting materials remarkably but also reduce the time of germinating.