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Section: Plant & Soil Science

Unit: Soil Management

Lesson Title: Soil Surveys and Land Capability Classification

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School

Soil Map of McClave

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Legend

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Index to Map Sheets

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Map sheet #54 T21 S, R 48 W.

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Soil Association

Map

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Factors for Land Capability Classes I-VIII

• Rooting Depth

• Surface Soil Texture

• Maximum coarse fragments less than 3 inches

• Maximum coarse fragments greater than 3 inches

• Maximum slope percentage

• Climate

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Capability Classes Tables

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Legal Land Descriptions and Units of AreaLab

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Township formed here

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Numbering of sections

1-36

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Quarters of

Section One

NE 1/4

SW 1/4

NW 1/4

SE 1/4

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What quarter does the “x” represent? What section is it in?

XX

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XX19

SW ¼ of Section 19

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SW1/4, of Section 19, T21S, R52W, Bent

County, Colorado

XX19

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Answers to Exercise #2

A quarter section has 160 acres in it.

1. How many acres are in a section?a. 160 x 4 = 640 acres in a section

2. How many sections are in a township?b. 36 sections in a township

3. Using #1 and #2 how many acres are in a township?

c. 36 x 640= 23040 acres in a township