2003 IRRIGATED ALFALFA YIELD TRIALS                                                      SIDNEY, MT

 

 

                                       USDA Agricultural Marketing Service hay quality standards, Alfalfa Hay (<10% grass, 100% Dry Basis)

 

 

Acid Detergent Fiber

 

Neutral Detergent Fiber

 

Relative Feed Value

 

Total Digestible Nutrients

 

Crude

Protein

Supreme

<27

<34

>185

>62

>22

Premium

27‑29

34‑36

170‑185

60‑62

20‑22

Good

29‑32

36‑40

150‑170

58‑60

18‑20

Fair

32‑35

40‑44

130‑150

56‑58

16‑18

Utility

>35

>44

<130

<56

<16

 

 

                           2000 statewide alfalfa yield trial, grown under flood irrigation at Sidney, MT.  

 

 

YIELD, T/AC

Crude Protein

RFV

 

2003

3-yr

2003

2003

Cultivar

1st cut

2nd cut

3rd cut

Total

average

1st cut

2nd cut

3rd cut

1st cut

2nd cut

3rd cut

Innovator+Z

2.2

2.2

1.1

5.5

4.9

18.4

18.4

22.9

140

139

211

Winter Crown

2.3

2.2

1.1

5.6

4.9

19.4

20.1

21.1

152

157

187

53V08

2.3

2.4

0.9

5.6

4.8

17.7

19.0

21.3

130

148

196

Masterpiece

2.1

2.4

1.1

5.6

4.8

19.2

19.0

21.5

151

150

203

AmeriGraze

2.2

2.1

1.0

5.3

4.7

18.3

19.2

22.7

140

154

203

631

2.1

2.2

1.0

5.3

4.7

20.0

19.2

22.1

153

151

208

Shaw

2.0

2.4

1.1

5.5

4.7

18.2

18.4

20.4

137

144

178

FG4200

2.1

2.3

1.0

5.4

4.7

18.4

18.6

22.2

142

140

215

Cooper

2.1

2.2

1.0

5.3

4.6

18.1

18.7

22.2

138

148

198

ZX9450A

1.9

2.4

1.1

5.4

4.6

18.9

19.5

21.8

142

153

202

Select

2.0

2.1

1.1

5.2

4.5

19.4

19.2

22.6

150

147

209

Ultra

1.9

2.3

1.0

5.2

4.5

20.0

18.0

21.5

152

135

193

Millennia

2.1

2.1

1.0

5.2

4.4

19.2

19.3

21.9

147

155

199

Wrangler

1.9

1.8

0.9

4.6

4.3

18.6

19.2

22.8

138

150

211

Plumas

1.9

1.9

1.0

4.8

4.3

19.7

20.3

21.1

150

162

193

Ladak 65

1.8

1.9

0.8

4.5

4.2

17.9

19.4

23.1

133

153

209

Riley

1.4

1.8

0.8

4.0

3.9

20.3

18.8

23.3

168

148

210

5246

1.5

2.2

0.7

4.4

3.7

18.9

19.1

22.0

149

150

205

LSD 5%

0.30

0.33

0.2

--

--

ns

ns

1.4

ns

ns

ns

Planted: May 30, 2000                                             2003 harvest dates: June 16, July 30, September 8

                           *RFV = relative feed value               Irrigated: June 27, August 2, August 26