A Introduction To DevTreks

These resources provide a running record of monthly updates of software development progress and issues.

Ag Production Analysis 1

This tutorial explains how to conduct agricultural production analysis.

Benefit Cost Analysis 1

This tutorial demonstrates how to carry out online benefit and cost analysis.

Calculators and Analyzers

This tutorial explains how all calculators and analyzers work in DevTreks.

Adaptive Efficiency

Douglass North-s theory of economic change includes one summary graphic showing an outline of the process.

Agricultural Production, Capital Investment Media Pack

This multimedia supports agricultural production analysis.

Agricultural Production, Economic Optimum N Rate

This multimedia supports agricultural production analysis.

Agricultural Production, Efficient Input Use

This multimedia supports agricultural production analysis.

Agricultural Production, Profit Maximization Media Pack

This multimedia supports agricultural production analysis.

Anova-Till

R-project scripts using to carry out anova for conservation tillage on corn soybean plot data in eastern Iowa, United States.

AOV

Analysis of variance statistics showing yield, profit and nitrogen in tile line for corn soybean plot data in eastern Iowa, United States.

Asequia Cheque

Typical irrigation canal check used in Western El Salvador.

Asequia Tubos

Check dam in irrigation ditch used to supply gravity-fed sprinkler system in Western El Salvador.

Aspersion Hortalizas

Grower holding sprinkler irrigation pipe showing water pressure from single hydraulic ram used to irrigate small horticultural plot in Western El Salvador.

Cana Presa

Dirt irrigation dam used for sugar cane production in Western El Salvador.

Basic Dictionary Schema, Stylesheet Pack, and Base Xml Document

This resource pack contains a schema, stylesheet and blank xml document that can be used to build the most basic type of story in DevTreks (similar to a dictionary entry).

Basic Meta Schema, Stylesheet, Starting Xml

This resource pack can be used to build the most basic metadata document, or linked view, found in DevTreks. Typical uses include describing analytic content in a standard manner.

Basic Meta Schema, Stylesheet, Starting Xml

This resource pack can be used to build the most basic metadata document, or linked view, found in DevTreks. Typical uses include describing analytic content in a standard manner.

Basic Story Schema, Stylesheet, Starting Xml

This resource pack can be used to build the most basic story, or linked view found in DevTreks. Typical uses include dictionaries or food recipes.

Capital Budget Ag Machinery Analysis Stylesheet Pack

These stylesheets displays the fuel, repair, lube, labor, capital recovery, and thi parameters of machinery calculators used in capital budgets.

Capital Budget General Capital Analysis Stylesheet Pack

These stylesheets displays the fuel, repair, lube, labor, capital recovery, and thi parameters of general capiotal calculators used in capital budgets.

Capital Budget Irrigation Power Analysis Stylesheet Pack

These stylesheets displays the water, fuel, repair, lube, labor, capital recovery, and thi parameters of irrigation calculators used in capital budgets.

Capital Budget Machinery Select and Schedule Style Pack

These stylesheets displays the fuel, repair, lube, labor, capital recovery, thi, and timeliness costs of machinery calculators used in capital budgets

Capital Budget Base Stylesheet Pack

These stylesheets display the results of running a capital budget calculator.