PROCEEDINGS OF THE

2010 CENTRAL PLAINS IRRIGATION CONFERENCE

 

TABLE OF CONTENTS

THE IMPACT OF IRRIGATED AGRICULTURE ON A STABLE FOOD SUPPLY…….1

Michael F. Dowgert

VALUE OF CROP RESIDUE FOR WATER CONSERVATION.................................. 12

Simon J. van Donk

CROP RESIDUE AND SOIL PHYSICAL PROPERTIES.............................................. 22

Tim Shaver

LIMITED IRRIGATION OF CONVENTIONAL AND BIOFUEL CROPS..................... 28

Gary W. Hergert

DOES DEFICIT IRRIGATION GIVE MORE CROP PER DROP?............................... 36

Tom Trout, Walter Bausch, and Gerald Buchleiter

REDUCING THE COST OF PUMPING IRRIGATION WATER................................... 41

Derrel Martin, Bill Kranz, Tom Dorn, Steve Melvin, and Alan Corr

UPDATING THE NEBRASKA PUMPING PLANT PERFORMANCE CRITERIA..... 51

William Kranz

EVALUATION OF PRESSURE REGULATORS FROM CENTER PIVOT NOZZLE PACKAGES……58

Danny Rogers, L. Kent Shaw, S. R. Pragada, and Mahbub Alam

INTEGRATED CONTROLS, DISTRIBUTED SENSORS AND DECISION SUPPORT

SYSTEMS FOR WIRELESS SITE-SPECIFIC SPRINKLER IRRIGATION................. 68

Robert G. Evans, James Kim and William M. Iversen

TWENTY-ONE YEARS OF SDI RESEARCH IN KANSAS.......................................... 73

Freddie Lamm, Danny Rogers, Mahbub Alam, Dan O’Brien and Todd Trooien

HOW ECONOMIC FACTORS AFFECT THE PROFITABILITY

OF CENTER PIVOT SPRINKLER AND SDI SYSTEMS.............................................. 97

Dan O’Brien, Freddie Lamm, Dan Rogers, and Troy Dumler

ALTERNATIVE ENERGY SOURCES FOR IRRIGATION POWER UNITS............. 110

Loren Isom, Robert Weber, and Milford Hanna

ENERGY SAVINGS USING VARIABLE FREQUENCY DRIVES

ON CENTRIFUGAL PUMPING APPLICATIONS....................................................... 113

Ryan Robinson and Dan Bodenhamer

PRECISION WATER MANAGEMENT........................................................................ 115

Terry Schiltz

THE USE OF TECHNOLOGY IN MECHANIZED IRRIGATION................................ 117

Ken Goodall

PIVOT CONTROL TOOLS PROVIDING EFFICIENCY

TO PRESERVE, CONSERVE AND PROTECT.......................................................... 119

Brad Dunbar and Reece Andrews