Managing Global Resources for a Secure Future

2017 Annual Meeting | Oct. 22-25 | Tampa, FL

82-4 Effect of FGD-Gypsum Application Rates on the Concentration of Nutrients in a Silt-Loam in Arkansas.

See more from this Division: ASA Section: Environmental Quality
See more from this Session: By-Product Gypsum Uses in Agriculture General Oral

Monday, October 23, 2017: 2:20 PM
Tampa Convention Center, Room 8

Leonel Espinoza, University of Arkansas, Little Rock, AR and Mukhammadzakhrab Ismanov, Crop Soil Science & Environmental Science, University of Arkansas, Little Rock, AR
Abstract:
Rates of FGD-gypsum equivalent to 0, 1000, 2000, and 3000 kg/ha were applied to a soil mapped as a Calhoun silt loam (Fine-silty, mixed, active, thermic Typic Glossaqualfs). Treatments were arranged as a randomized complete block design and replicated 4 times. Soil samples were taken from each plot annually for three years, on 15 cm increments, to a depth of 60 cm and analyzed for nutrients according to the Mehlich 3 procedure. The objective of this presentation is to discuss soil test results from the testing area.

See more from this Division: ASA Section: Environmental Quality
See more from this Session: By-Product Gypsum Uses in Agriculture General Oral

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