afopro spatial afopro spatial is an extension created for arcview 3.x. before using the tool the...

AFOPro Spatial

AFOPro Spatial is an extension created for ArcView 3.x. Before using the Tool the user must prepare some spatial data in ArcView.

• Add existing SSURGO Soils Theme• Digitize/Add Planned Land Units (Fields) shapefile• Digitize/Add resource shapefiles (streams, ponds, wells, etc.).

Part 1:Spatial Data PreparationWith ArcView

Getting Started

2. Add appropriate image themes

3. Zoom to the farm

4. From View Menu select Properties. Set Map and Distance Units.

1. Open ArcView with a new View

Turning on the AFOPro Spatial Extension

From the File menu select Extensions

Click the check boxnext to AFOPro Spatial



Four new buttons appear in the ArcView toolbar

AFOPro Spatial Tools

Runs the AFOPro Spatial wizard which createsan .mdb file that easily imports into AFOPro


Attributes existing fields shapefile with Tract Number,Field Number, Acres, and Land Use to become aCST Planned Land Units Theme


Creates setback shapefile at a specified distance from selected features in existing shapefiles.


Launches the AFOPro Spatial Help Files

Spatial Data Prep: Step 1

Add the SSURGO Soils shapefile for the area if it exists.

To add an existing soils theme click the “Add Theme” Button and browse to the desired shapefile.


Add the SSURGO Soils shapefile for the area if it exists.


Add or create a shapefile with all fields required for the CNMP.

To add an existing fields theme click the “Add Theme” Button and browse to the desired shapefile.


Add a shapefile with all fields required for the CNMP.

The existing fields theme now appears in the View


Create a shapefile with all fields required for the CNMP.

From the View menu select New Theme

In the Window that appears select Polygon as the Feature type1

2

3

Browse to the location where the shapefile will be saved and name it.


Create a shapefile with all fields required for the CNMP.

The new shapefile appears in the theme list with a dashed line around the checkbox indicating that the theme is being edited.


Create a shapefile with all fields required for the CNMP (Planned Land Units).

Click on the white rectangle in the ArcView Toolbar.A choice list of draw tools will drop down.


Digitize Planned Land Units Shapefile

Click and hold down on the white rectangle. Choose the Draw Polygon Tool (4th from bottom) from the drop down list.



Zoom into the tract or fields to be digitized. With the Polygon Draw Tool selected, click on a corner of the tract or group of fields and let go.



Move the cursor to the next corner. Click and release the mouse.



Repeat this until the cursor is over the final corner and double click.



To make the foreground transparent double click on the rectangle underneath the Planned Land Units theme



In the Legend Editor double click on the rectangle underneath the word Symbol.



In the Polygon Fill Palette make the outline thicker by choosing 2 from the drop down list.



Click on the Paint Brush to bring up the Color Palette



Choose the “X” to make the theme transparent



Now change from Foreground to Outline to select thecolor of the field boundaries.



Select a color for the field boundaries



Close the Palette

In the Legend Editor the symbol should reflect the changes made in the Palette. If the symbol is correct click the Apply button





Close the Legend Editor



The theme list will now reflect changes made in the Legend Editor



Now split the large tract polygon into separate field polygons



Click and hold down on the white rectangle. Choose the Split Polygon Tool (2nd from bottom) from the drop down list.



With the Split Polygon Tool selected click outside of the polygon that will be split.

Click



Pull the cursor across the polygon following the field boundary

Double Click

Bring the cursor outside of the polygon and double click



The Planned Land Units Theme now contains two polygons



Repeat the process until all fields are delineated

Click

Double Click



Click

Double Click

ClickClickClick



The Planned Land Units Theme now contains four polygons



When the Planned Land Units theme is complete go to the Theme menu and select Stop Editing.



Click Yes to Save Edits


Create Shapefiles for Resources Requiring Setbacks

A shapefile should be created for each resource that requires a regulatory manure application setback. Examples include streams, ditches, ponds, residence/dwellings, wells, and property lines.



This example operation requires setbacks for streams and ponds. So create a line theme for streams and a polygon shapefile for ponds.

Create the streams shapefile first…




In the Window that appears select Line as the Feature type1

2

3

Browse to the location where the shapefile will be saved and name it streams.



Select the Line Draw tool and digitize the course of the stream. Double click at the end of the course or when outside of the area of concern.



Remember that a curve is just a series of short line segments

Click once at each change in direction of the stream.



When the streams theme is complete go to the Theme menu and select Stop Editing. Then click Yes to save edits.



Now create the shapefile for ponds




In the Window that appears select polygon as the Feature type1

2

3

Browse to the location where the shapefile will be saved and name it ponds.



Click on the white rectangle in the ArcView Toolbar.A choice list of draw tools will drop down.



Click and hold down on the white rectangle. Choose the Polygon Draw Tool (4th from bottom) from the drop down list.



Locate a pond on the map and trace it with the Polygon Draw Tool. Double Click when complete.



Now repeat the process for all ponds in the plan



When the layer is complete go to the Theme menu and select Stop Editing. Then click Yes to save edits.

For Additional Information, Interest in AFOPro for your State, or Technical Assistance

•Contact Mark Evans

•803-777-7600•[email protected]

• Wes Standish •803-777-7600•[email protected]

•Visit (To Download AFOPro)

•http://www.esri.sc.edu/Projects/usda/application_development/afopro.asp

mailto:[email protected]

mailto:[email protected]

http://www.esri.sc.edu/Projects/usda/application_development/afopro.asp

AFOPro Spatial

Part 2:Creating the Spatial Database

At this point the spatial data should be ready for use with the AFOPro Spatial Tool. This tutorial shows the user how to use AFOPro Spatial to…

• Properly attribute the Planned Land Unit Theme • Create regulatory setbacks shapefiles • Export the Spatial Database

Go to Part 2

afopro spatial afopro spatial is an extension created for arcview 3.x. before using the tool the...

Documents

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spatial data preparation

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land units theme slide