Authors: Cullum, RF McGregor, KC Mutchler, CK Johnson, JR Boykin, DL

Citation: Rf. Cullum et al., Soybean yield response to tillage, fragipan depth, and slope length, T ASAE, 43(3), 2000, pp. 563-571

Authors: McGregor, KC Cullum, RF Mutchler, CK

Citation: Kc. Mcgregor et al., Long-term management effects on runoff, erosion, and crop production, T ASAE, 42(1), 1999, pp. 99-105