367 Advances in Soil and Plant Analytical Techniques

Oral Session
SSSA Division: Nutrient Management & Soil & Plant Analysis
This session focuses on plant nutrient analytical techniques in plant and soil samples.

Nutrient Management & Soil & Plant Analysis
Soil Fertility & Plant Nutrition

Wednesday, November 18, 2015: 11:00 AM-12:20 PM
Minneapolis Convention Center, 103 DE

Joshua M. McGrath
Nathan A. Slaton
11:00 AM
Introductory Remarks
11:05 AM
Use of Ion Exchange Resins to Evaluate Soil Nutrient Availability for Commercial Crops.
Luis Ignacio Prochnow, International Plant Nutrition Institute Americas Group; Bernardo van Raij, Agronomic Institute of Campinas; Heitor Cantarella, Agronomic Institute of Campinas; Jose Antonio Quaggio, Agronomic Institute of Campinas
11:35 AM
In-Season Diagnosis of Potassium Deficiency in Soybean Using Leaf and Petiole Potassium Concentrations.
Rasel Parvej, Virginia Tech Tidewater Agricultural Research & Extension Center; Nathan A. Slaton, University of Arkansas; Trenton L. Roberts, University of Arkansas; Larry C. Purcell, University of Arkansas; Russell E. DeLong, University of Arkansas; Matthew S. Fryer, University of Arkansas
11:50 AM
Sap Analysis – New Technique for Assessing Nutrient Levels.
Daniel J. Davidson, Davidson Agronomics; Michelle Gregg, Crop Health Labs
12:05 PM
Field Correlation and Calibration of Soil Nitrogen Tests in Sugarcane Production.
Eduardo Mariano, University of Sao Paulo; Rafael Otto, University of Sao Paulo; Heitor Cantarella, Agronomic Institute of Campinas; Paulo C. O. Trivelin, University of São Paulo
12:20 PM