1997
statewide alfalfa yield trial grown under flood irrigation at Sidney, MT
|
YIELD,
T/AC
|
Crude Protein
|
RFV
|
|
2000
|
3-yr
|
2000
|
2000
|
Cultivar
|
1st
cut |
2nd
cut |
3rd
cut |
Total |
average
|
1st
cut |
2nd
cut |
3rd
cut |
1st
cut |
2nd
cut |
3rd
cut |
5396
|
2.2
|
1.7
|
1.5
|
5.4
|
6.2
|
19.9
|
19.1
|
18.7
|
169
|
127
|
166
|
645
|
2.0
|
1.6
|
1.3
|
4.9
|
5.9
|
20.8
|
21.0
|
20.6
|
169
|
149
|
187
|
Rhino
|
2.1
|
1.5
|
1.6
|
5.2
|
5.8
|
19.0
|
20.4
|
19.4
|
151
|
141
|
177
|
Ace
|
2.0
|
1.5
|
1.5
|
5.0
|
5.7
|
20.8
|
19.7
|
18.3
|
168
|
136
|
168
|
Cimmaron
|
1.9
|
1.5
|
1.3
|
4.7
|
5.7
|
21.3
|
20.0
|
20.1
|
180
|
135
|
177
|
DK142
|
1.9
|
1.5
|
1.3
|
4.7
|
5.7
|
20.7
|
19.4
|
20.0
|
178
|
131
|
180
|
3L102
|
2.0
|
1.5
|
1.3
|
4.8
|
5.6
|
20.6
|
20.3
|
19.7
|
174
|
136
|
175
|
Wrangler
|
1.8
|
1.5
|
1.3
|
4.6
|
5.5
|
20.5
|
19.8
|
19.4
|
158
|
139
|
169
|
Oneida
VR |
1.9
|
1.6
|
1.4
|
4.9
|
5.5
|
20.8
|
19.6
|
18.8
|
185
|
139
|
171
|
Riley
|
1.8
|
1.4
|
1.3
|
4.5
|
5.5
|
20.1
|
20.7
|
20.8
|
165
|
144
|
184
|
DK140
|
1.9
|
1.5
|
1.3
|
4.7
|
5.3
|
20.1
|
20.2
|
19.2
|
171
|
139
|
175
|
DK143
|
1.7
|
1.5
|
1.4
|
4.6
|
5.3
|
21.1
|
20.1
|
19.6
|
169
|
135
|
181
|
5301
|
1.7
|
1.5
|
1.2
|
4.4
|
5.2
|
21.4
|
21.4
|
20.3
|
183
|
151
|
186
|
Ladak
65 |
1.8
|
1.2
|
1.1
|
4.1
|
4.8
|
21.4
|
20.8
|
19.6
|
180
|
134
|
168
|
LSD
5% |
0.19
|
0.18
|
0.16
|
|
|
ns
|
ns
|
1.1
|
ns
|
ns
|
ns
|
Planted:
May 17, 1997
2000 harvest dates: May 31, July
12, Aug 17
|
*RFV
= relative feed value
Flood irrigated: June 14, July 28
1998
statewide alfalfa yield trial, grown under flood irrigation at Sidney, MT.
|
YIELD,
T/AC
|
Crude
Protein |
RFV
|
|
2000
|
2-yr
|
2000
|
2000
|
Cultivar
|
1st
cut |
2nd
cut |
3rd
cut |
Total
|
average
|
1st
cut |
2nd
cut |
3rd
cut |
1st
cut |
2nd
cut |
3rd
cut |
A-395
|
2.4
|
1.5
|
1.4
|
5.3
|
6.2
|
20.6
|
22.5
|
21.0
|
163
|
159
|
180
|
Imperial
|
2.5
|
1.7
|
1.5
|
5.6
|
6.1
|
20.1
|
21.9
|
21.4
|
153
|
150
|
185
|
Magnum
V |
2.4
|
1.6
|
1.5
|
5.5
|
6.0
|
19.6
|
20.7
|
19.6
|
149
|
139
|
164
|
Ripin
|
2.4
|
1.6
|
1.5
|
5.4
|
6.0
|
19.5
|
20.8
|
20.8
|
145
|
142
|
183
|
631
|
2.4
|
1.5
|
1.5
|
5.5
|
5.9
|
20.1
|
20.9
|
20.2
|
157
|
140
|
168
|
ZX9852
|
2.5
|
1.5
|
1.5
|
5.5
|
5.9
|
20.0
|
20.0
|
20.2
|
149
|
133
|
175
|
53V08
|
2.3
|
1.5
|
1.5
|
5.3
|
5.8
|
20.0
|
20.9
|
20.3
|
152
|
137
|
170
|
Enhancer
|
2.3
|
1.6
|
1.4
|
5.3
|
5.8
|
19.7
|
21.0
|
19.6
|
153
|
145
|
164
|
Emperor
|
2.3
|
1.5
|
1.4
|
5.2
|
5.8
|
19.9
|
21.3
|
21.2
|
155
|
145
|
185
|
Rambo
|
2.3
|
1.5
|
1.3
|
5.2
|
5.8
|
20.2
|
20.4
|
21.3
|
148
|
138
|
187
|
Rebound
|
2.2
|
1.4
|
1.4
|
5.0
|
5.8
|
20.0
|
20.7
|
20.4
|
147
|
142
|
178
|
Innovator+Z
|
2.3
|
1.5
|
1.5
|
5.3
|
5.7
|
20.6
|
20.0
|
20.6
|
160
|
131
|
180
|
3L115
|
2.3
|
1.4
|
1.4
|
5.1
|
5.6
|
20.7
|
22.2
|
20.6
|
161
|
154
|
175
|
3L171
|
2.2
|
1.5
|
1.3
|
5.0
|
5.6
|
20.3
|
20.8
|
21.0
|
153
|
138
|
185
|
Multiplier
II |
2.4
|
1.4
|
1.4
|
5.1
|
5.6
|
20.0
|
22.2
|
21.1
|
155
|
153
|
187
|
Wrangler
|
2.3
|
1.4
|
1.3
|
5.0
|
5.5
|
20.8
|
21.4
|
21.4
|
156
|
144
|
169
|
NL360
|
2.2
|
1.3
|
1.4
|
4.8
|
5.5
|
20.8
|
21.8
|
19.7
|
161
|
147
|
164
|
PS595-106
|
2.2
|
1.3
|
1.3
|
4.8
|
5.5
|
21.0
|
20.8
|
21.4
|
168
|
137
|
191
|
Oneida
VR |
2.2
|
1.4
|
1.3
|
4.9
|
5.4
|
20.8
|
20.9
|
20.1
|
161
|
142
|
178
|
Reno
|
2.2
|
1.4
|
1.3
|
4.8
|
5.4
|
20.9
|
21.3
|
20.3
|
164
|
148
|
174
|
Ladak
65 |
2.3
|
1.2
|
1.3
|
4.8
|
5.2
|
19.8
|
20.5
|
21.5
|
143
|
136
|
170
|
Riley
|
2.1
|
1.2
|
1.3
|
4.7
|
5.2
|
20.4
|
20.4
|
20.4
|
159
|
134
|
169
|
NL91229
|
2.0
|
1.3
|
1.2
|
4.6
|
5.2
|
20.4
|
20.4
|
20.0
|
153
|
133
|
175
|
Millennia
|
1.9
|
1.3
|
1.4
|
4.6
|
5.1
|
18.6
|
19.8
|
19.0
|
139
|
125
|
164
|
LSD
5% |
0.17
|
0.16
|
ns
|
|
|
ns
|
1.5
|
1.1
|
ns
|
16.1
|
17.1
|
Planted:
13 May 1998
2000 harvest dates: May 31, July 11, Aug 17 |
*RFV
= relative feed value
Flood irrigated: June 16, July 28
The Hay Marketing Task Force of the American Forage & Grassland Council assigns
quality standards to alfalfa and other types of hay as follows:
Quality standard
|
Crude protein |
RFV |
Prime |
>19 |
>151 |
1 |
17-19 |
125-150 |
2 |
14-17 |
103-124 |
3 |
11-14 |
87-102 |
4 |
8-11 |
75-86 |
5 |
<8 |
<75 |
|
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