Other controls include turning over the soil, pulling the weeds by hand or covering them with mulch made from wood, garden waste or other material. Mulch is widely used, but even mulch has its limits.

  • 别的还有锄地,用手薅草或护根覆盖,护根一般是木屑,园内废物和其它杂物混合而成。护根使用广泛可它也并非一劳永逸。
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