广播电视英语短句 第 335 课：有机盖土-1

Mulch is material spread over soil. It protects against wind and rain damage. It can also limit weed growth. 盖土是一种覆盖在土壤表面的材料，防止风雨损害，也可以限制野草生长。

Finding materials for organic mulch can be easy. 寻找有机盖土材料并非难事。

Small pieces of tree bark or cut up leaves can be used. 树皮小绉片或切碎的叶子都可以使用。

Some people use grass cuttings or newspapers. 有些人用切碎的草或报纸。

Others use inorganic material such as shredded rubber from tires.
其它也有人用诸如轮胎橡胶屑这样的无机材料。