Authors: Guillard, K Morris, TF Kopp, KL

Citation: K. Guillard et al., The pre-sidedress soil nitrate test and nitrate leaching from corn, J ENVIR Q, 28(6), 1999, pp. 1845-1852

Authors: Guillard, K Warner, GS Kopp, KL Stake, JD

Citation: K. Guillard et al., Leaching of broadcast and banded atrazine from maize plots, J ENVIR Q, 28(1), 1999, pp. 130-137