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2. Bulk soil - Wikipedia

   en.wikipedia.org/wiki/Bulk_soil

   Soil is made up of layers called soil horizons, these make up a vertical soil profile.There are five master horizons O, A, E, B, and C. The O horizon contains organic matter, A is considered the topsoil, E is present or absent depending on the type of soil and conditions, B is the subsoil, and C is unconsolidated rock.

3. OnTrac - Wikipedia

   en.wikipedia.org/wiki/OnTrac

   This expansion added 979 new zip codes, [17] an 18 percent increase of their delivery coverage. [18] In April 2023, the company announced plans to change its name to OnTrac. [19] By 2022, OnTrac's service area covered 80 percent of the U.S population across 31 states and Washington, D.C. [20]

4. Soil in the United States - Wikipedia

   en.wikipedia.org/wiki/Soil_in_the_United_States

   Soils are the product of climate, organisms and topography, acting on parent (geologic) material over time. Thus the great diversity of geologic materials, geomorphic processes, climatic conditions, biotic assemblages and land surface ages in the United States is responsible for the presence of an enormous variety of mineral and organic soils.

5. Topsoil - Wikipedia

   en.wikipedia.org/wiki/Topsoil

   Topsoil is composed of mineral particles and organic matter and usually extends to a depth of 5-10 inches (13–25 cm). Together these make a substrate capable of holding water and air which encourages biological activity.

6. Julian Lennon underwent surgery to treat skin cancer ...

   www.aol.com/julian-lennon-underwent-surgery...

   Julian Lennon underwent surgery to treat skin cancer ...

7. Digital soil mapping - Wikipedia

   en.wikipedia.org/wiki/Digital_soil_mapping

   Digital soil mapping (DSM) in soil science, also referred to as predictive soil mapping [1] or pedometric mapping, is the computer-assisted production of digital maps of soil types and soil properties. Soil mapping, in general, involves the creation and population of spatial soil information by the use of field and laboratory observational ...