21.   This will provide some protection and will also break down and enrich the soil by spring.

22.   Trees enrich soil, refresh aquifers, lessen erosion and mitigate the impact of heavy rains and drought.

23.   Worms enrich soil by recycling it through their guts, adding beneficial microbes in the process.

24.   You can and should enrich the soil.

25.   Since switching to organic farming, they have been constantly studying ways to enrich the soil and trying a variety of inter-cropping to minimise pest attacks.