Grass ash is a kind of high-quality farmyard manure that is dominated by potassium and contains phosphorus, calcium, magnesium, boron and other nutrients. In recent years, some experienced farmers have applied ash to shed vegetables and have received good results:
Hygroscopicity
If the humidity in the booth is too high, a layer of ash can be used to absorb moisture.
Supplement
The application of plant ash in sheds can directly provide nutrients for vegetables; in the growing period of vegetables, spraying with 10% ash leaching liquid will help enhance the plant's resistance to stress.
Disease prevention
Shed vegetable application of ash, can inhibit vegetable damping-off damping-off, blight, roots and celery spot blight, leeks gray mold disease and other diseases.
Loose soil
The continuous cultivation of shed vegetables is too long, the soil is easy to compact, and increasing the use of ash can loosen the soil and prevent it from being compacted.
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