K-State Research and Extension

 THE POTENTIAL OF THE NEW GREEN REVOLUTION........................ 1   

  Jourdan Bell  

 THINK YOU UNDERSTAND CENTER PIVOT

 SAFETY AND MAINTENANCE - REALLY?  .............................. 8  

  Thomas Marek and Dana Porter

 IRRIGATION PUMPS - PRESERVING PERFORMANCE..................... 15

  Derrel Martin 

 WATER CONSERVATION EFFORTS IN NW KANSAS................................. 35 

  Ray Luhman 

 MONITORING THE IMPACTS OF SHERIDAN COUNTY 6  LOCAL ENHANCED

 MANAGEMENT AREA INTERIM REPORT FOR 2013–2016   .................................................... 38

  Bill Golden and Kellen Liebsch 

 ADDRESSING THE BASIC DESIGN ISSUES

 OF SUBSURFACE DRIP IRRIGATION (SDI).................................. 56

  Freddie Lamm, Danny Rogers, and Jonathan Aguilar 

 FILTRATION AND MAINTENANCE FOR SDI SYSTEMS

 IN THE U.S. GREAT PLAINS  ...................................................................... 69

  Freddie Lamm, Danny Rogers, and Jonathan Aguilar

 USING THE K-STATE CENTER PIVOT SPRINKLER

 AND SDI ECONOMIC COMPARISON SPREADSHEET – 2018   ............ 80

  Freddie Lamm, Daniel O'Brien, and Danny Rogers 

 KSU RESULTS FROM TWENTY NINE YEARS

 OF IRRIGATION AND FERTIGATION STUDIES USING SDI ............... 89  

  Freddie Lamm 

 IRRIGATED CROP PRODUCTION AND PROFITABILITY UNDER LEMA ALLOCATIONS...................... 105

  Daniel O'Brien and Monte Vandeveer  

 ADJUSTING IRRIGATION LEASE ARRANGEMENTS TO REFLECT EQUIPMENT OWNERSHIP............. 120

  Monte Vandeveer and Daniel O'Brien  

 IRRIGATION OF CORN WITH REDUCED WELL CAPACITY.......................... 132

  Alan Schlegel, Freddie Lamm, and Isaya Kisekka

 IMPACTS OF RESIDUE MANAGEMENT IN IRRIGATED PRODUCTION................ 140

  Joel Schneekloth, Francisco Calderon, and David Nielsen 

 CURRENT RESEARCH EFFORTS IN CORN TO MAXIMIZE IRRIGATION PRODUCTIVITY....................... 150

  Brian Olson and Mark Reiman 

 IN-CANOPY VS. ABOVE-CANOPY SPRINKLERS,

 WHICH IS BETTER SUITED TO YOUR FIELD?................................ 157

  Steve Melvin and Derrel Martin 

 KANSAS MDI STUDIES AND WATER TECHNOLOGY FARMS............................................................... 166

  Jonathan Aguilar, Danny Rogers, Bill Golden, A. J. Foster, Tobias Oker and Lucas Haag  

 DETERMINING CROP SOIL WATER DEFICIT WITH AN UAS.............................. 176

  José Chávez and Huihui Zhang 

 DROUGHT TOLERANT (DT) AND NON-DT CORN PRODUCTION

 WITH CENTER PIVOT IRRIGATION IN THE TEXAS HIGH PLAINS....................... 186

  Susan O'Shaughnessy, Manuel Andrade, Paul Colaizzi, and Steven Evett

 WEB/SMART PHONE BASED CONTROL

 & FEEDBACK SYSTEMS FOR IRRIGATION SYSTEMS.............................199

  Paul Colaizzi and Susan O'Shaughnessy