2. Soil conditions: The land must be a complete plot. In recent years, it is best not to use chemical fertilizers and pesticides, and there should be no heavily polluted factories around.
3. Soil preparation and sowing: soil preparation and ploughing, and evenly sowing seeds in the soil.
4. Manual weeding: the method of manual weeding is adopted.
5. Rational fertilization: use organic fertilizer after complete fermentation and decomposition.