Polythene mulching的用法和樣例：
例句
- Mulching is one of the best things people can do for their plants.
農地膜是農民為植被做的保護最好之一。 - In contrast, the imperforate film mulching method is a way to cover the topsoil with the film fixed by compacted soil on its ends when the crop is planted beside the film.
地膜覆蓋無孔種植法，用地膜平鋪於表土，邊沿用土壓緊封閉，將莊稼種在地膜旁邊，膜下土壤中的水分和熱量不易散失，卻容易吸收外界水分，因此，莊稼增產不比傳統覆蓋法少。
