Session: By-Product Gypsum: Beneficial Uses in Agriculture: I (ASA, CSSA and SSSA International Annual Meetings)

208 By-Product Gypsum: Beneficial Uses in Agriculture: I

Oral Session

ASA Section: Environmental Quality

Gypsum produced as a by-product of coal combustion is a low cost resource that has many beneficial uses in agriculture. The goal of this session is to highlight research that documents these benefits, assesses potential environmental impacts, and identifies new uses for by-product gypsum in agriculture.

Cosponsor(s):

By-product Gypsum Uses in Agriculture Community
Adaptive Nutrient Management Community

Tuesday, November 5, 2013: 10:00 AM-11:35 AM

Marriott Tampa Waterside, Room 11

Community Leader:

Ray B. Bryant

Organizer:

Ray B. Bryant

Moderator:

Arthur L. Allen

10:00 AM

Introductory Remarks

10:05 AM

208-1

Effects of Using Waste Gypsum Wallboard On Composting Dynamics and Chemical Parameters.
Chris Richards, Dalhousie University; Gordon W. Price, Dalhousie University

10:20 AM

208-2

Use of Phosphogypsum in Brazilian Agriculture.
Luis Ignacio Prochnow, International Plant Nutrition Institute Americas Group; Valter Casarin, IPNI Brazil; Eros Artur Francisco, International Plant Nutrition Institute (IPNI)

10:35 AM

208-3

Use of Gypsum As a Soil Ameliorant for Improved Crop Growth in An Acid Soil.
Malcolm Sumner, University of Georgia; Emily A. Carter, USDA Forest Service (FS); David E. Radcliffe, University of Georgia-Athens; Hamid Shahandeh, Texas Agrilife Research

10:50 AM

208-4

FGD Gypsum Application: Impacts On Soil P From City Parks in the Tampa Area.
H. Allen Torbert, USDA-ARS; Dexter B. Watts, USDA-ARS

11:05 AM

208-5

Water Soluble P From Poultry Litter and Flue Gas Desulfurization Gypsum Amended Hay Field in Watkinsville GA.
Dinku Endale, USDA-ARS; Harry H. Schomberg, USDA-ARS; Dwight Fisher, USDA ARS; Dorcas H. Franklin, UGA; Michael B. Jenkins, USDA-ARS

11:20 AM

208-6

Surface Application of Flue Gas Desulfurization Gypsum and Infiltration Rates in a Coastal Plain Soil.
Loretta M. Collins, University of Maryland; Gary K. Felton, University of Maryland; Ray B. Bryant, USDA-ARS; Brian A. Needelman, University of Maryland; Arthur L. Allen, University of Maryland-Eastern Shore

11:35 AM

Adjourn

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