Evaporation from the surface of the bed is reduced under mulch.As a result, more uniform soil moisture is maintained and frequency of irrigation is slightly reduced.
英
美
- 塑料薄膜覆盖降低苗床表面的水分蒸发,结果使土壤湿度更加均匀一致,从某种程度上减少灌溉次数。