Digital library
Textbooks, references and open learning resources.

External
Irrigation Systems Management (AET 021)
Dean E. Eisenhauer, Derrel L. Martin, Derek M. Heeren, Glenn J. Hoffman · University of Nebraska Lincoln
In the contents: 1.04: Impact of Irrigation on Water Resources and the Environment · 2.05: Available Water and the Soil Water Reservoir · 2.10: Measuring Soil Water Content and Matric Potential
CC BY-NC-NDWater Systems TechnologyWorkforce 0 views

External
AP European History
Nina Sprouse · Mizzou Academy
In the contents: 1.02: 1.2 The Northern Crusades and the Teutonic Knights · 1.08: The Babylonian Captivity and the Great Western Schism · 2.03: Art and Artists
CC BY-NC-SASocial Sciences 0 views