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| mulch A layer of organic material applied to the surface of the ground to retain moisture; mulching is the spreading of leaves, straw or other loose material on the ground to prevent erosion, evaporation or freezing of plant roots | |||
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mulch : 6 phrases in 4 subjects |
| Life sciences | 1 |
| Natural resourses and wildlife conservation | 1 |
| Natural sciences | 3 |
| Soil science | 1 |