Populations of earthworms vary greatly in terms of numbers, biomass and diversity.
Populations range from only a few individuals per square meter to more than 1,000 per square meter. But they usually don’t exceed 100 per square meter in cultivated land, and no more than 400 per square meter in grassland.
See Also…
How To Grow A More Productive Veggie Garden…
How To Turn The Food I Grow Into Healthy Hearty Meals…
How To Keep Chickens, Rabbits & Other Livestock…
How To Turn Herbs Into Natural Health & Wellness…