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129 Soil Testing and Plant Analysis

Poster Session
S08 Nutrient Management & Soil & Plant Analysis

Advancements in soil test methods and plant analyis as diagnostic tools in crop nutrient management.

Cosponsor(s):

A09 Professional Practitioners, Soil Fertility & Plant Nutrition
Monday, November 1, 2010: 2:00 PM-4:00 PM
Long Beach Convention Center, Exhibit Hall BC, Lower Level

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Presiders:
Alan Blaylock and John Lamb
129-1
Poster #1141
Developing Optimum Ratios of Soil Extractants as Indicators of the Phosphorus Available to Plants in Florida Calcareous Soils.
Assma Zekri, University of Florida; Kelly Morgan, University of Florida; shinjiro Sato, University of Florida
129-2
Poster #1142
Differential Effects of Biomass Removal and Soil Test K (STK) Level On Over-Winter Changes in STK On Five Wisconsin Soils.
Lauren Vitko, University of Wisconsin-Madison; Carrie Laboski, University of Wisconsin-Madison; Todd Andraski, University of Wisconsin-Madison
PDF file
129-3
Poster #1143
Issues Facing Public Soil Testing Laboratories in the 21st Century.
Karen Gartley, University of Delaware
129-4
Poster #1144
Field Studies Comparing Nutrient Availability in Low Fertility Soils Using Ion Exchange Resin Capsules and Conventional Soil Tests.
Mary Pletsch, Brigham Young University; Von Jolley, Brigham Young University - BYU; Bruce Webb, Brigham Young University; Matthew Vickery, Brigham Young University; Bryan Hopkins, Brigham Young University; Rachel L. Buck, Brigham Young University
129-5
Poster #1145
Applying the Modified Weight-Loss-On-Ignition Method to Quantify Organic Carbon of Samples From Diverse Sources.
Guiqin Yu, University of Florida; Qingren Wang, University of Florida; Yuncong Li, University of Florida
129-6
Poster #1146
Comparisons of Bray P1 and Mehlich 1 for Soil Phosphorus and Ammonium Acetate and Mehlich 1 for Soil Potassium, Calcium, and Magnesium Determinations.
Mongi Zekri, University of Florida
PDF file
129-7
Poster #1147
Available Phosphorus Extracted by Ion Exchange Resin and Pi Strip in Brazilian Tropical Soils Treated with Phosphogypsum.
Rodrigo Silva, University of Sao Paulo / ESALQ; Luis Prochnow, International Plant Nutrition Institute Americas Group; Sen H. Chien, Formerly with International Fertilizer Development Center (IFDC)
PDF file
129-8
Poster #1148
Leaf Critical P Concentration as An Indicator of Corn P Status.
Annie Claessens, Agriculture and Agri-Food Canada; Noura Ziadi, Agriculture and Agri-Food Canada; Gilles Belanger, Agriculture and Agri-Food Canada
129-9
Poster #1149
Analysis of Total Phosphorus in Harvested Aquatic Plants.
Daniel Ebeling, Wisconsin Lutheran College
PDF file
129-10
Poster #1150
Extractable K in Kansas Soils: Effects of Soil Moisture and Drying Conditions.
Angela Tran, Kansas State University; Ganga Hettiarachchi, Kansas State University; Michel D. Ransom, Kansas State University; David Mengel, Kansas State University; Jason Matz, Kansas State University; Paul Hartley, Kansas State University
PDF file
129-11
Poster #1151
Revisiting Double Buffer Methods for Lime Requirement Determination.
Frank Sikora, University of Kentucky
129-12
Poster #1152
Field Calibration and Lab Evaluation of BufferTests for Determining Lime Requirement in Missouri Soils.
Manjula Nathan, University of Missouri; Yichang Sun, University of Missouri; Peter Scharf, University of Missouri; David Dunn, University of Missouri; Kelly A. Nelson, University of Missouri; Robert Kallenbach, University of Missouri; Timothy Reinbott, University of Missouri; Bruce Burdick, University of Missouri
129-13
Poster #1153
Usefulness of Nitrogen-Sulfur Ratio for Determining Sulfur Status in Corn.
Agustin Pagani, Iowa State University; Hernan Echeverria, National University of Mar del Plata - INTA Balcarce, Argentina
129-14
Poster #1154
Temperature-Dependent Dielectric Response of Aqueous Solutions to Presence of Nitrate Ions.
Giorgi Chighladze, Iowa State University; Amy Kaleita-Forbes, Iowa State University; Stuart Birrell, Iowa State University
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