Spring 2008    
         
Chapters   Class Introduction

1. Introduction

2. Bias in Research
Error example1
Error example2

2008 Class Project

3. Organic Carbon

Brazil C-Stocks

1. N fertilizers decrease soil organic C, Khan and Mulvaney
2. JEQ Article, Khan and Mulvaney
or
High N rates can increase soil organic C, Raun


Partial Pressure CO2

Land Area and CO2

4. History of Yield Potential

Effects of elevated CO2 on plants
Climate Change, South Africa
Microbial Ecology and increased CO2
GCTE
FACE
Aspen-FACE


5. Nitrogen

6. Nitrogen Use Efficiency (Review)

7. Theoretical Applications

     R.A. Olson, Soil Testing

        MISSION II

8. Nitrogen Fertilization Optimization Algorithm and the use of CV's

CV-RI

Concept, CV-RI

     CV RI Homework

 


9. Biometrical Applications
Stability Analysis

10.  Radioisotopes

supplemental lecture

    Radioisotope Exercise

NEWTON
Inverse Distance Square Law
Isaac Newton and 2060
Newton Accomplishments

   

 

Student Nutrient Cycles



University of Illinois

First Hour Exam 2004

Second Hour Exam 2002

Statistical Applications

FINAL EXAM 2002, KEY

FINAL EXAM 2004, KEY


 

FINAL EXAM 2006

Cate-Nelson Exercise

YIELD FIT Program (exe file)

TEXT BOOK

 

 

Directions, May 8

 

PreLim Exam, Homework March 27, 2006

Prelim 2008

 

 

 

 

 

 

Yield Potential Example Table

         
National Agricultural Statistics Service
Research and Development Division

http://www.nass.usda.gov/research/avhrr/avhrrmnu.htm

 


Nitrogen Rich Strip (on left), Jason Lawles, NTech Industries



video1
video2

 

 

 

 


C

Reading Assignments

Seasonal and long-term changes in nitrate-nitrogen content of well water in Oklahoma.  1997.  J. Environmental Quality, 26:1632-1637. (consult the actual article)

a.  The Story of Wheat (from the Economist.com)

b.  Use of Stability Analysis for Long-Term Soil Fertility Experiments.  Agron J. 85:159-167

Amino Sugar Papers

a.  Farm Journal
b.  Khan, Mulvaney, et al.
c.  Khan, Mulvaney, 2001 SSSAJ


1. Mid-Season Prediction of Wheat Grain Yield Potential Using Plant, Soil, and Sensor Measurements. J. Plant Nutr.

2. Magruder Plots, Nitrogen Balance following 109 years of continuous winter wheat

3. Optical Sensor Based Algorithm for Crop N Fertilization

4. Improving Nitrogen Use Efficiency in Cereal Grain Production with Optical Sensing and Variable Rate Application

5. Nitrogen Fertilization Optimization Algorithm Based on In-Season Estimates of Yield and Plant Nitrogen Uptake

6. Estimated land area increase of agricultural ecosystems to sequester excess atmospheric carbon dioxide

7. Estimated Increase in Atmospheric Carbon Dioxide Due to Worldwide Decrease in Soil Organic Matter.  Commun. Soil Sci. Plant Anal. 30:1713-1719

8.  Soil Plant Inorganic N Buffering (web link)

9.  Francis, D.D., J.S. Schepers, and M.F. Vigil. 1993. Post-anthesis nitrogen loss from corn. Agron. J. 85:659-663.

10. Ammonia Volatilization from Surface-Applied Urea: Effect of Hydrogen Ion Buffering Capacity (Soil Sci. Soc. Am. J. 48:578)

11. Reseeding the Green Revolution (Science)

12. The NO2-Flux Conundrum (Science)

13. Nitrogen Oxide Pollution May Spark Seeds' Growth (Science)

14. Global Population and the Nitrogen Cycle (Scientific American)

15. Forecasting Agriculturally Driven Global Environmental Change (Science)

16. Soil Fertility and Hunger in Africa (Science)

17. NSF Report Paints a Global Picture (Science)

18. Improving Nitrogen Use Efficiency for Cereal Production (Agron. J. 91:357-363)

Class List
FULTZ, LISA MICHELLE LISAMFULTZ@HOTMAIL.COM
HANKS, TRAVIS LEWIS TRAVIS.HANKS@OKSTATE.EDU
HOLTZ, STARR LACHELLE STARRH@MAIL.PSS.OKSTATE.EDU
LAWLES, KYLE DON KYLE.DON.LAWLES@OKSTATE.EDU
MACK, CLINTON JOSEPH CLINT.MACK@OKSTATE.EDU
MINOR, BRANDI JO JOBRANDI_1@YAHOO.COM
OWEN, KEVIN WAYNE KEVIN.OWEN@OKSTATE.EDU
PANNEERSEELAN, LEENALITHA LEENA79B@YAHOO.COM
REED, STEWART DAROLD STEWARTREED1976@YAHOO.COM
SANTILLANO, JESUS PASTURESMANAGER.SANTILLANO@OKSTATE.EDU
WALSH, OLGA OLGA.WALSH@OKSTATE.EDU
WHITE, MICHAEL JAMES MJWHITE@OKSTATE.EDU