1. Add 25mg of silver nitrate+32mg of citric acid+.1 ~ 1.mg of Tween -2 as wetting agent to each liter of water in the hydration treatment solution, and the pH of the solution is 4.5 ~ 5.. The water absorption treatment time is 6-12 hours.
2. silver thiosulfate (STS) pulse solution uses 1 mmol/l silver thiosulfate (STS) pulse solution, and the treatment time is 3 ~ 6 minutes at room temperature.
3. Add 25mg of silver nitrate+32mg of citric acid+7g of sucrose per liter of water to the bud catalytic solution; Or add 25mg of silver nitrate+2mg of 8- hydroxyquinoline citrate (8-HQC)+7g of sucrose per liter of water; Or add 2mg of 8- hydroxyquinoline citrate+5mg of IBA+5g of sucrose to each liter of water.
4. Add 25 mg of 8- hydroxyquinoline citrate +15 g of sucrose per liter of water to the bottle-inserted holding solution; Or 25 mg of silver nitrate +32 mg of citric acid +15 g of sucrose per liter of water; Or add 25 mg of 8- hydroxyquinoline citrate +5 mg of silver acetate +2 g of sucrose to each liter of water.