Evaluation of Sensor-Based Nitrogen Rates and Sources in Wheat

Table 1

Initial preplant soil test results (0–60 cm), Conrad and Corvallis, 2011.

	Conrad	Corvallis
Soil series	Scobey clay loam	Burnt Fork silt loam
pH	7.7	7.8
O.M.	3.7	1.5
NO3-N	50	57
P (ppm)	20	18
K (ppm)	272	221
EC (mmhos/cm)	0.48	0.35