Choose a good place to grow peas. Because the root system of this plant is very developed, it is drought tolerant but not waterlogging, so it must be planted in a dry environment. Deep, well-drained soil also prevents the roots from flooding and helps them breathe.
Use 40% salt water to select seeds before sowing, and remove the seeds that are not full or infested by insects. The seeds were germinated before sowing. When the seeds showed buds, the seeds were treated at a low temperature of 0-2°C for 15 days before sowing.