作者: W. E. Lueschen , J. H. Ford , S. D. Evans , B. K. Kanne , T. R. Hoverstad
DOI: 10.2134/JPA1992.0254
关键词:
摘要: Tillage practices have changed rapidly in recent years to help reduce soil erosion associated with moldboard plowing. The effects of tillage on other management decisions soybean [Glycine max (L.) Merr.] production is unclear. This study was designed investigate the relationships between tillage, row spacing, and planting date performance a corn (Zea mays L.)-soybean rotation at three locations soybean-wheat (Triticum aestivum L.) one location. systems evaluated were fall plow, chisel spring disk, ridge-till, till plant (no ridge), no-till. Soybean planted 10- 30-in. spacings early late May from 1982 through 1985 (...)