Authors: Wiersma, DW Hoffman, PC Mlynarek, MJ

Citation: Dw. Wiersma et al., Companion crops for legume establishment: Forage yield, quality, and establishment success, J PROD AGR, 12(1), 1999, pp. 116-122

Authors: Lauer, JG Carter, PR Wood, TM Diezel, G Wiersma, DW Rand, RE Mlynarek, MJ

Citation: Jg. Lauer et al., Corn hybrid response to planting date in the northern corn belt, AGRON J, 91(5), 1999, pp. 834-839