How to treat seeds before planting Astragalus membranaceus?

How to deal with the seeds of Radix Astragali before planting? Please give instructions before planting the seeds of Astragalus membranaceus can be treated like this: first put the seeds in boiling water and quickly stir 1min, immediately add cold water, adjust the water temperature to 40 ℃, soak them for 2 hours, cover them with wet cloth or gunny bags, stuffy 8h-12h, and sow seeds when the seeds expand or the outer skin breaks. Before mechanical wear and sowing, the outer shell of astragalus seeds was rubbed and scratched by a rice mill, soaked in 30 ℃ warm water or well water, new water was replaced every morning and evening, and the absorbent kernels germinated and swelled. When 1/3 tiny white buds were exposed, the germinated seeds were filtered out with a special sieve and sowed in the field. Click to get more planting techniques of Radix Astragali