Table 11-1. The nutritive value of tall fescue with or without endophyte.
Location†
|
Fescue cultivar |
Endophyte
|
Management
|
DMD
|
Nutritive value‡
|
CHO
|
pH
|
Volatile fatty acids
|
References
|
||||||||
Maturity
|
Condition
|
CP
|
NDF
|
ADF
|
HEMI
|
CELL
|
Lignin
|
Acetic
|
Lactic
|
Butyric
|
|||||||
|
|
|
|
------------g/kg------------ |
|
------g/kg------ |
|
||||||||||
KY |
KY-31 |
Low |
|
Forage |
|
162 |
654 |
321 |
|
|
|
|
|
|
|
|
Bush and Burrus, 1988 |
|
|
High |
|
|
|
172 |
643 |
317 |
|
|
|
|
|
|
|
|
|
|
|
Low |
|
Seed |
|
147 |
418 |
321 |
|
|
|
|
|
|
|
|
|
|
|
High |
|
|
|
155 |
406 |
317 |
|
|
|
|
|
|
|
|
|
GA |
KY-31 |
No |
|
Green- |
|
|
|
|
|
|
|
138 |
|
|
|
|
Hill et al., 1990 |
|
|
Yes |
|
house |
|
|
|
|
|
|
|
136 |
|
|
|
|
|
KY |
Kenhy |
0% |
|
0 N |
634 |
117 |
645 |
|
|
|
|
|
|
|
|
|
Collins, 1991 |
|
|
|
|
75 N |
659 |
132 |
628 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
150 N |
657 |
140 |
642 |
|
|
|
|
|
|
|
|
|
|
|
|
97% |
|
0 N |
644 |
118 |
637 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
75 N |
651 |
134 |
640 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
150 N |
661 |
139 |
620 |
|
|
|
|
|
|
|
|
|
|
KY |
KY-31 |
0% |
|
|
|
122 |
636 |
|
323 |
283 |
32 |
|
|
|
|
|
Fritz and Collins, 1991 |
|
Kenhy |
76% |
|
|
|
119 |
642 |
|
328 |
291 |
32 |
|
|
|
|
|
|
AK |
KY-31 |
No |
Boot |
Silage |
565 |
163 |
568 |
324 |
|
|
|
|
4.07 |
27 |
70 |
1.2 |
Turner et al., 1993 |
|
|
Yes |
|
|
592 |
169 |
563 |
323 |
|
|
|
|
4.06 |
36 |
59 |
1.5 |
|
|
|
No |
Mature |
Silage |
443 |
94 |
693 |
415 |
|
|
|
|
5.21 |
25 |
52 |
2.8 |
|
|
|
Yes |
|
|
453 |
100 |
703 |
420 |
|
|
|
|
5.13 |
20 |
43 |
2.9 |
|
UT |
KY-31 |
No |
|
|
862§ |
163 |
468 |
|
|
|
|
|
|
|
|
|
Asay et al., 2002
|
|
|
Yes |
|
|
859§ |
165 |
472 |
|
|
|
|
|
|
|
|
|
|
KS |
KY-31 |
0% |
|
Hay |
|
66 |
725 |
399 |
|
|
42 |
|
|
|
|
|
Humphrey et al., 2002 |
|
|
70% |
|
|
|
81 |
727 |
401 |
|
|
41 |
|
|
|
|
|
|
GA |
Jesup |
0 |
Spring |
Pasture |
728 |
200 |
477 |
266 |
|
|
|
|
|
|
|
|
Parish et al., 2003 |
|
Jesup |
>59% |
(Mar.-June) |
|
682 |
204 |
503 |
293 |
|
|
|
|
|
|
|
|
|
|
MaxQ |
>59% |
|
|
710 |
202 |
482 |
276 |
|
|
|
|
|
|
|
|
|
|
Jesup |
0 |
Fall |
Pasture |
638 |
162 |
572 |
301 |
|
|
|
|
|
|
|
|
|
|
Jesup |
>59% |
(Sept.-Dec.) |
|
644 |
165 |
602 |
309 |
|
|
|
|
|
|
|
|
|
|
MaxQ |
>59% |
|
|
626 |
160 |
584 |
314 |
|
|
|
|
|
|
|
|
|
NC |
Jesup |
5% |
April |
Hay |
806§ |
164 |
593 |
290 |
303 |
255 |
27 |
|
|
|
|
|
Burns and Fisher, 2006 |
|
Jesup |
94% |
|
|
793 |
163 |
599 |
292 |
307 |
257 |
28 |
|
|
|
|
|
|
|
MaxQ |
95% |
|
|
809 |
167 |
602 |
291 |
311 |
257 |
26 |
|
|
|
|
|
|
|
Jesup |
5% |
June |
|
732 |
146 |
639 |
322 |
318 |
282 |
32 |
|
|
|
|
|
|
|
Jesup |
94% |
|
|
713 |
131 |
651 |
322 |
328 |
286 |
32 |
|
|
|
|
|
|
|
MaxQ |
95% |
|
|
730 |
135 |
645 |
315 |
329 |
279 |
29 |
|
|
|
|
|
|
NC |
Jesup |
5% |
Veg |
Stk |
736§ |
127 |
553 |
286 |
267 |
253 |
30 |
177 |
|
|
|
|
Burns et al., 2006 |
|
Jesup |
94% |
|
|
730 |
126 |
553 |
286 |
266 |
252 |
30 |
174 |
|
|
|
|
|
|
MaxQ |
95% |
|
|
731 |
129 |
552 |
288 |
265 |
254 |
30 |
177 |
|
|
|
|
|
† State where data were collected.
‡ DMD = dry matter disappearance; CP = crude protein; NDF = neutral detergent fiber; ADF = acid detergent fiber; HEMI = hemicellulose; CELL = cellulose; CHO = Soluble Carbohydrates.
§ In vitro true dry matter disappearance.