Agricultural and Environmental Services Laboratories Resources
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This publication provides information on selecting an optimal soil sampling grid size that can accurately depict spatial nutrient variability within the fields in the southeastern US and helps in informing precision site-specific nutrient applications.
Jason Lessl, Simerjeet Virk, and Glendon H. Harris
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Arsenic in your drinking water may damage your health. Because arsenic in household well water is usually dissolved from natural rock in the aquifer, water treatment is the only way to eliminate it. This publication describes methods for removing arsenic from household drinking water.
Uttam K. Saha
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This circular is a review of water quality standards, calculations, and recommendations for water that will be used for irrigation of blueberries.
Zilfina Rubio Ames, Wesley Porter, Gary L. Hawkins, Glendon H. Harris, and Uttam K. Saha
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Cation exchange capacity (CEC) is a measure of the total negative charges within the soil that adsorb plant nutrient cations such as calcium (Ca2+), magnesium (Mg2+) and potassium (K+). As such, the CEC is a property of a soil that describes its capacity to supply nutrient cations to the soil solution for plant uptake.
Uttam K. Saha
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This annual publication includes a report of 2018-19 onion research variety trials and Extension activity at the University of Georgia College of Agricultural and Environmental Sciences. The report contains the results of research awarded by the Vidalia Onion Commodity Commission in 2019.
Juan Carlos Diaz-Perez, Timothy Coolong, Bhabesh Dutta, Andre Luiz Biscaia Ribeiro da Silva, and Abolfazl Hajihassani
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A regular fertilization program is important to maintain healthy, attractive turf and should include applying the correct analysis of fertilizer, using the correct amount, and fertilizing at the proper time. Turfgrasses require a number of nutrients for growth. Three of these—carbon, hydrogen, and oxygen—are rarely lacking because grasses get these elements from carbon dioxide in the atmosphere and water from the soil. Understanding fertilizer terminology and the different types of nitrogen sources is important when establishing a lawn management plant. Nontraditional or “organic” fertilizers are also an option.
Clint Waltz and Becky Griffin
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