Authors: FOX RH PIEKIELEK WP MACNEAL KE

Citation: Rh. Fox et al., ESTIMATING AMMONIA VOLATILIZATION LOSSES FROM UREA FERTILIZERS USING A SIMPLIFIED MICROMETEOROLOGICAL SAMPLER, Soil Science Society of America journal, 60(2), 1996, pp. 596-601

Authors: PIEKIELEK WP FOX RH TOTH JD MACNEAL KE

Citation: Wp. Piekielek et al., USE OF A CHLOROPHYLL METER AT THE EARLY DENT STAGE OF CORN TO EVALUATE NITROGEN SUFFICIENCY, Agronomy journal, 87(3), 1995, pp. 403-408

Authors: FOX RH PIEKIELEK WP MACNEAL KM

Citation: Rh. Fox et al., USING A CHLOROPHYLL METER TO PREDICT NITROGEN-FERTILIZER NEEDS OF WINTER-WHEAT, Communications in soil science and plant analysis, 25(3-4), 1994, pp. 171-181

Authors: FOX RH PIEKIELEK WP

Citation: Rh. Fox et Wp. Piekielek, MANAGEMENT AND UREASE INHIBITOR EFFECTS ON NITROGEN USE EFFICIENCY INNO-TILL CORN, Journal of production agriculture, 6(2), 1993, pp. 195-200

Authors: FOX RH SHENK JS PIEKIELEK WP WESTERHAUS MO TOTH JD MACNEAL KE

Citation: Rh. Fox et al., COMPARISON OF NEAR-INFRARED SPECTROSCOPY AND OTHER SOIL-NITROGEN AVAILABILITY QUICK TESTS FOR CORN, Agronomy journal, 85(5), 1993, pp. 1049-1053