Effects of Salicylic Acid and Brassinolide on Seed Germination of Astragalus membranaceus

In order to promote the artificial cultivation of Astragalus membranaceus,the effect of different concentrations of salicylic acid and brassinolide on seed germination of Astragalus membranaceus were studied.The results showed that the effect of soaking in 0.5mmol·L-1 salicylic acid and 0.05% brassinolide on the seed germination was the best,it could increase the germination rate,germination index,germinability and vigor index.