Tillage sowing แมล็ด directly. This method is widely used in planting plots with wide ditch ridging and areas should prepare well. And the soil is infertile. Because the seed in Cantonese is very small.Using seed 1 mixture with sand clean 3 parts. Then sow around the converter cover with uniform and sow manure or compost thick about 1 / 2-1 cm, then covered with rice straw and thin.Then water soaked after germination about 20 days. Should the withdrawal, and provide a distance between the 20-25 cm
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