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Use of a Rye Cover Crop following Corn in Rotation with Soybean in the Upper Midwest

^a Dep. of Agron., Iowa State Univ., 2104 Agronomy Hall, Ames, IA 50011
^b Dep. of Agron. and Plant Genetics, Univ. of Minnesota, 411 Borlaug Hall, 1991 Buford Circle, St Paul, MN 55108

View larger version (24K): [in a new window]   Fig. 1. Aboveground biomass of uncut rye and regrowth biomass of mowed rye at Waseca 2002 and 2003. Vertical bars represent ±1 standard error of the mean.

View larger version (22K): [in a new window]   Fig. 2. Aboveground biomass of uncut rye and regrowth of mowed rye at Rosemount 2002 and 2003. Vertical bars represent ±1 standard error of the mean.

View larger version (39K): [in a new window]   Fig. 3. Soil moisture from uncut rye and no-rye treatments at Waseca in 2003: (a) 0 to 15 cm, (b) 15 to 30 cm, and (c) 30 to 60 cm. For each depth, * and ** indicate significance at P = 0.05 and P = 0.01, respectively, and ns indicates nonsignificant at P = 0.05.

View larger version (41K): [in a new window]   Fig. 4. Soil moisture from uncut rye and no-rye treatments at Rosemount in 2003: (a) 0 to 15 cm, (b) 15 to 30 cm, and (c) 30 to 45 cm. For each depth, * and ** indicate significance at P = 0.05 and P = 0.01, respectively, and ns indicates nonsignificant at P = 0.05.