Nutritional Value and In Vitro Volatile Fatty Acid Production of Forage Grasses Cultivated Using Farmyard Manure and Desmodium intortum Intercropping in the Upper Blue Nile Basin, Ethiopia
Table 1
Effects of fertilizer treatments on the chemical composition of forage grasses at the Aba Gerima watershed.
Variables
Ash
NDF
ADF
ADL
EE
CP
GE
% Of DM
g kg⁻¹ DM
Fertilizer treatment (F)
Control
6.1
70.9
39.1
11.1
2.4b
85.0
12.8
Desm
6.3
70.6
38.6
10.2
2.1c
78.6
13.0
FYM
6.0
71.3
42.0
11.3
2.4b
78.3
12.7
Desm plus FYM
6.1
72.0
42.6
11.7
2.6a
80.8
12.8
± SEM
0.08
0.86
1.44
0.55
0.03
3.07
0.10
Forage grass (FS)
Desho grass
6.3a
69.9b
39.5
11.2
3.0a
70.0b
13.0a
Napier grass
6.0b
72.5a
41.7
10.9
1.8b
91.3a
12.7b
± SEM
0.06
0.61
1.01
0.39
0.02
2.17
0.07
Year (Y)
2018
6.3a
69.2b
41.2
12.1a
2.3b
81.7
12.8
2019
5.9b
73.2a
40.0
10.0b
2.5a
79.6
12.9
± SEM
0.06
0.61
1.01
0.39
0.02
2.17
0.07
Overall mean
6.1
71.2
40.6
11.1
2.4
80.6
12.8
-values
F
0.2753
0.7236
0.1340
0.2925
<0.0001
0.3991
0.1994
FS
0.0003
0.0043
0.1347
0.4873
<0.0001
<0.0001
0.0109
Y
<0.0001
<0.0001
0.3738
0.0008
<0.0001
0.4844
0.5318
FFS
0.6920
0.0045
0.8172
0.8329
<.0001
0.4012
0.0013
FY
0.3584
0.1512
0.2891
0.3197
0.9542
0.5698
1.0000
FSY
0.0881
0.1138
0.1506
0.0122
0.0810
0.4672
0.9947
Means with different superscripts in a column are significantly different (, Tukey’s test); Control, no fertilizer treatment. ADF, acid detergent fiber; ADL, acid detergent lignin; CP, crude protein; Desm, Desmodium intortum; DM, dry matter; EE, ether extract; FYM, farmyard manure; GE, gross energy; NDF, neutral detergent fiber.
