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