North Dakota State University * Dickinson Research Extension Center
1089 State Avenue, Dickinson, ND 58601-4642 Voice: (701) 483-2348 FAX: (701) 483-2005


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Perennial Rye Forage Trial Site 2 - 2003

Dickinson, ND

Yield
Dry Matter 12% Moisture Harvest Moisture DM Yield
Variety 1st Cutting 2nd Cutting Total 1st Cutting 2nd Cutting 1st Cutting 2nd Cutting 2 yr avg
-----------------------------Tons/ac----------------------------- ------------%----------- -Tons/ac-
Crested wheatgrass 0.6 0.1 0.7 0.7 0.2 67 51 --
Jerry oat 0.3 -- 0.3 0.4 -- 71 -- --
1Perennial rye 1.0 -- 1.0 1.2 -- 74 -- --
Regal meadow brome 0.9 -- 0.9 1.0 -- 70 -- --
Robust barley 0.4 -- 0.4 0.5 -- 72 -- --
Russian wildrye 0.9 -- 0.9 1.0 -- 65 -- --
Western wheatgrass 0.4 -- 0.4 0.4 -- 60 -- --
Trial Mean 0.6 -- -- 0.7 -- 68 -- --
C.V.% 29.8 -- -- 29.8 -- 1.8 -- --
LSD .05 NS -- -- NS -- 2 -- --


1
Plots in this study were established in 2001. 2003 was first year a harvest was taken on grasses.

3NS=no significant difference.

Perennial Rye Forage Trial Site 2 - 2003

Dickinson, ND

CP1 CP2 --------ADF-------- --------NDF -------- --------TDN-------- -------RFV------- Nitrate
Variety --------- %--------- Yield ------------------------------------ % ------------------------------------ ppm
1st cut 2nd cut lbs/ac 1st cut 2nd cut 1st cut 2nd cut 1st cut 2nd cut 1st cut 2nd cut 1st cut 2nd cut
Crested wheatgrass 12.6 8.0 159.8 40 36 62 58 58 61 86 98 87 68
Jerry oat 11.7 -- 56.2 41 -- 65 -- 57 -- 81 -- 117 --
Regal meadow brome 11.9 -- 222.0 44 -- 63 -- 54 -- 81 -- 107 --
Robust barley 14.1 -- 107.0 32 -- 59 -- 64 -- 101 -- 193 --
Russian wildrye 10.1 -- 162.0 41 -- 62 -- 57 -- 87 -- 90 --
Western wheatgrass 12.2 -- 73.5 42 -- 62 -- 56 -- 84 -- 28 --
Trial Mean 11.3 -- 130.9 41 -- 62 -- 57 -- 86 -- 110 --
C.V.% 17.2 -- 52.2 8.2 -- 3.2 -- 4.5 -- 6.1 -- 48.6 --
LSD .05 3.5 -- NS 6 -- NS -- 5 -- 9 -- NS --

1CP = Crude Protein, ADF = Acid Detergent Fiber, NDF = Neutral Detergent Fiber, and TDN = Total Digestible Nutrient concentrations; RFV = Relative Feed Value.

2CP calculated on three reps


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Email: drec@ndsuext.nodak.edu