John Lundvall

Using Relative Chlorophyll Meter Values to Determine Nitrogen Application Rates for Corn

Jennifer A. Hawkins, John E. Sawyer, Daniel W. Barker et al. · Agronomy Journal · 2007 · 118 citations

Rcm Values, Crop Production, Environmental Monitoring +11

Use of Anaerobically Digested Swine Manure as a Nitrogen Source in Corn Production

Esteban R. Loria, John E. Sawyer, Daniel W. Barker et al. · Agronomy Journal · 2007 · 93 citations

Swine Manure, Engineering, Bioenergy +19

Forage Quality Variation among Maize Inbreds: In Vitro Digestibility and Cell‐Wall Components

John Lundvall, D. R. Buxton, Arnel R. Hallauer et al. · Crop Science · 1994 · 80 citations

Plant Physiology, Engineering, Botany +21

Assessment of the Amino Sugar–Nitrogen Test on Iowa Soils: II. Field Correlation and Calibration

Daniel W. Barker, John E. Sawyer, Mahdi Al‐Kaisi et al. · Agronomy Journal · 2006 · 52 citations

Iowa Soils, Engineering, Botany +16

Evaluation of In‐Season Nitrogen Management Strategies for Corn Production

Dorivar A. Ruiz Diaz, Jennifer A. Hawkins, John E. Sawyer et al. · Agronomy Journal · 2008 · 25 citations

Crop Production, Plant Sensing, Engineering +12