NDSU Agriculture and University Extension

NDSU Agriculture and University Extension blogs

Runs and Riffles

The Cranberry Tree texture soil geomorphology water pollution flood | Aquatics | Wednesday March 04, 2009 | By Lesley

Water is dynamic subject to study. The graphic above shows how physical characteristics of the stream change depending on the flow (aka discharge ) of the water.   Two components make up water flow: velocity and volume.   In the example...

Quiz Answers Friday

The Cranberry Tree soil quiz | Soils/Land Use | Friday February 27, 2009 | By Lesley

Which of the following is characteristic of a typical soil in an urban area? B. Soil compaction Soil that has more ______________________ is generally more erodible? B. Silt   Which of the following may be agricultural...

A Review of Soil Profile

The Cranberry Tree soil soil_profile | Soils/Land Use | Thursday February 26, 2009 | By Lesley

A soil profile is like a human profile … a sideways glance of physical characteristics.   In simplest terms, a soil may have a O, A, B, C, and R.   Let’s start with the top horizon – “O”.   The O horizon is where you find leaf letter, humus,...

Quiz Time

The Cranberry Tree quiz soil | Soils/Land Use | Wednesday February 25, 2009 | By Lesley

Which of the following is characteristic of a typical soil in an urban area? A. Good soil structure B. Soil compaction C. High organic matter content D. Lower soil temperature     ...

What is in a name?

The Cranberry Tree soil taxonomy | Soils/Land Use | Tuesday February 24, 2009 | By Lesley

So what exactly is a “Coarse-loamy frigid typic calciaquolls” Averson soil? Let’s start at the end of phrase.    The suffix –olls refers to the SOIL ORDER: Mollisol.   A mollisol is a grassland soil with dark, organic-rich surface...


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