For grain sorghum, a recent K-State study in Hays found that subsurface application of 60 lb/acre urea produced yields ...

Abstract: A fiber-optic urea sensor based on surface plasmon resonance (SPR) and Mach-Zehnder interference (MZI) combined principle was designed and implemented. By plating gold film on the ...

For grain sorghum, a recent K-State study in Hays found that subsurface application of 60 lb./acre urea produced yields ...

Psychology Today's online self-tests are intended for informational purposes only and are not diagnostic tools. Psychology Today does not capture or store personally identifiable information, and your ...