Soil & Water Management

USDA photo by Lance Cheung.

Installation, repair, retrieval, and economic returns of S3DI systems in corn and cotton rotations

September 22, 2026

A herd of cattle stand in a grass field with trees lining the horizon.

Soil organic carbon on North Carolina farms

September 3, 2026

Soil carbon calculations.

Soil carbon calculations

July 29, 2026

Photo credits: Top row (l to r): University of Idaho, Jemila Chellappa, and Doug Wilson (USDA-ARS). Bottom row: Vicky Boyd.

Solving the irrigation puzzle in the Pacific Northwest

July 17, 2026

Suspensions of soil from different farms in North Carolina to determine clay concentration

Storage of soil carbon in the Carolinas

June 30, 2026

Corn (left) and wheat (right) growing in saline soils which are resulting in moisture stress due to the salts. Photos by Bryan Hopkins (corn) and Megan Baker (wheat).

Irrigation salts: friend or foe?

June 3, 2026

Soil health principles in Iowa

June 3, 2026

Top: Drone map of a cotton field. Source: Chang et al. (2020): https://doi.org/10.1155/2020/8899325. CC BY 4.0: https://creativecommons.org/licenses/by/4.0/. Bottom: The value comes when you connect maps like the one above to irrigation scheduling, variable-rate irrigation, and in-season input decisions. Photo of irrigated cotton field courtesy of Wikimedia Commons/Alabama Extension. CC0 1.0: https://creativecommons.org/publicdomain/zero/1.0/deed.en.

Turning drone maps into profit: Targeted irrigation, reduced risk, and smart in-season decisions

April 30, 2026

Quantifying crop water use, generally referred to as evapotranspiration, or ET, can be very important to agricultural water management. Illustration courtesy of USGS.

Evapotranspiration terminology for agronomists and mesonets

April 1, 2026

Photo by Deepak Ghimire.

Practical drone tools for water management: Choosing the right system, sensors, and workflow

March 30, 2026

Certified Crop Adviser Exam Study Tools & Resources

CCA Organic Specialty Certification