Curated OER
Soil Fertility
Fertility in soil is the topic of this presentation. Future farmers will be able to define fertilizer, list ten essential soil elements, and describe the roles of both primary and secondary nutrients in plant production. Although there...
Curated OER
It's All About the Roots
Students investigate the process of hydroponic agriculture. They grow beans in different hydroponic solutions, compare results and graph their observations.
Other
What Is a Soil Test?
The North Carolina Department of Agriculture explains soil testing, taking a soil sample, and analyzing the results.