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7581. Wilkins, D.E., D.A. Hasch, P.E. Rasmussen and J.M. Kraft. 1984. Chisel plowing effects on pea growth.. Amer. Soc. Agric. Engrs. Paper No. 84-1011.
Rupturing the tillage pan with a chisel and planting directly over the chisel mark increased dry pea yields by as much as 50%. Chiseling and not rupturing the pan depressed yields. Root disease was not influenced by chisel tillage. T: Pea yield with and without chisel treatments. Pea root disease index. Soil water status as influenced by chisel tillage.