Helms Research Farm Summary Report 2003

Table of Contents

Research Participants

Introduction

Yield Comparisons of Subsurface Drip Irrigation to Center Pivot Irrigation in a Farm Scale Environment
James P. Bordovsky, Doug Nesmith, Joe Mustian, and Steve Jackson

Corn Breeding
Wenwei Xu

Cotton Irrigation Management with SDI
James P. Bordovsky, Joe Mustian, and Megha Parajulee

SDI Cotton Variety Performance Under Different Management Scenarios
John Gannaway, Lyndon Schoenhals, Valerie Morgan, and James P. Bordovsky

Effect of SDI Design on Cotton Lint Yield
James P. Bordovsky, Joe Mustian, and Larry Vrubel

Deep Tillage in SDI Fields
James P. Bordovsky, Joe Mustian, Doug Nesmith, and Larry Vrubel

A Maintenance Method to Prevent Manganese Oxide Plugging in SDI Systems
James P. Bordovsky and Joe Mustian

Influence of Cotton Cultivar and Planting Date on Arthropod Populations
Megha N. Parajulee, Andy M. Cranmer, James F. Leser, Padma L. Bommireddy, Ram B. Shrestha,
Stanley C. Carroll, Douglas M. Nesmith, and James P. Bordovsky

Evaluation of New Pyrethroids for Control of Second Generation Southwestern Corn Borer in Corn
Greg Cronholm

Evaluation of Intrepid for Control of Second Generation Southwestern Corn Borer in Corn
Greg Cronholm

Variable Rate Irrigation of Corn
Robert J. Lascano, Jill D. Booker, James P. Bordovsky, and Eduardo Segarra

Variable Rate Cotton Irrigation with LEPA
James P. Bordovsky, Jill D. Booker, Steve Jackson, and Robert Lascano

On-pivot Sensing System for Site-Specific Cotton Management
Stephan J. Maas and Robert J. Lascano

Remote Sensing at Helms Farm
Terry Wheeler

Development and Evaluation of Dual Applicator (LEPA & Spray) Pivots
James P. Bordovsky, Steve Jackson, Joe Mustian, and Larry Vrubel

Comparison of Conventional and Conservation Tillage Systems for Cotton, 2003
Wayne Keeling, John Everitt, LeAnna Lyon, James P. Bordovsky, and Doug Nesmith

Replicated Transgenic Cotton Variety Demonstration Under LEPA Irrigation
Randy Boman, Mark Kelley, Mark Stelter, Doug Nesmith, James P. Bordovsky, Danny Carmichael, and John Everitt

Improving Nitrogen Fertilizer Management in Drip-Irrigated Cotton
Kevin Bronson and James P. Bordovsky

Influence of Soil Nitrogen Level on Seasonal Activity of Cotton Arthropods with Drip Irrigation Systems
Megha N. Parajulee, Ram B. Shrestha, Stanley C. Carroll, Doug Nesmith, and James P. Bordovsky

Plant Breeding Research
Mark D. Burow, Yolanda López, Jamie Ayers, Amade Muitia, and Charles Simpson

Large Scale Variety Comparison in Drip Irrigated Cotton
Wayne Keeling, John Everitt, and LeAnna Lyon

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