Fig. 4. Crude protein (CP) of ‘Barmultra’ and ‘Marshall’ annual ryegrass and cereal rye, harvested monthly during the winters of 1998-1999 (Year 1) and 1999-2000 (Year 2). Data are pooled across two locations (Columbia and Mt. Vernon, MO) within years. Bars indicate standard errors; however, some error bars are smaller than the symbol and may not be visible.

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