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 1- 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 1.0 0.1 1.1 1.1 1.3 69 46 1.1
Jerry oat 0.8 -- 0.8 0.9 -- 65 -- --
1Perennial rye -- -- -- -- -- -- -- --
Regal meadow brome 1.0 -- 1.0 1.1 -- 73 -- 1.4
Robust barley 0.5 -- 0.5 0.6 -- 66 -- 0.9
Russian wildrye 1.1 -- 1.1 1.2 -- 71 -- 1.8
Western wheatgrass 1.1 -- 1.1 1.3 -- 61 -- 1.3
Trial Mean 0.9 -- -- 1.0 -- 68 -- --
C.V.% 24.8 -- -- 24.8 -- 1.6 -- --
LSD .05 NS -- -- NS -- 2 -- --

1Plots in this study were established in 2000; perennial rye was damaged over the winter in 2001 and killed completely over the winter in 2002.
3NS=no significant difference.


Perennial Rye Forage Trial Site 1 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 18.3 13.8 399.3 35 36 59 58 62 61 97 98 117 68
Jerry oat 11.1 -- 162.3 39 -- 60 -- 59 -- 92 -- 180 --
Regal meadow brome 16.5 -- 328.9 42 -- 59 -- 56 -- 88 -- 142 --
Robust barley 11.5 -- 118.7 36 -- 58 -- 61 -- 99 -- 113 --
Russian wildrye 12.3 -- 258.5 38 -- 66 -- 59 -- 83 -- 25 --
Western wheatgrass -- -- -- -- -- -- -- -- -- -- -- -- --
Trial Mean 13.9 -- 253.5 38 -- 60 -- 59 -- 92 -- 115 --
C.V.% 7.8 -- 19.3 2.8 -- 3.3 -- 1.4 -- 4.6 -- 56.3 --
LSD .05 2.0 -- NS 2 -- 4 -- 2 -- 2 -- NS --

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

2CP Yield calculated on three reps


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Email: drec@ndsuext.nodak.edu