. 2021 Jan 6;11:5. doi: 10.1186/s13568-020-01158-5

Table 2.

Fermentation characteristic and microbial counts of the alfalfa silages (g/kg of DM except as noted)

	Control	CEGA	CELP	GALP
DM g/100 g	33.5 ± 0.31^c	35.9 ± 0.41^a	35.0 ± 0.20^b	36.2 ± 0.32^a
pH	5.2 ± 0.18^a	4.8 ± 0.04^bc	4.7 ± 0.07^c	4.9 ± 0.09^b
WSC g kgDM-1	13.0 ± 0.73^c	14.9 ± 1.06^bc	13.5 ± 0.93^a	13.8 ± 0.62^b
Fermentation products
Ammonia (g kgDM-1)	7.8 ± 0.41^a	4.6 ± 0.29^d	5.3 ± 0.61^b	5.0 ± 0.25^c
Lactic acid (g kgDM-1)	30.7 ± 1.17^d	36.9 ± 2.36^c	51.2 ± 2.41^a	45.5 ± 2.04^b
Acetic acid (g kgDM-1)	12.6 ± 1.48^c	38.3 ± 1.94^a	17.5 ± 0.98^b	18.4 ± 1.09^b
propionic acid (g kgDM-1)	1.8 ± 0.07^a	0.2 ± 0.01^b	0.2 ± 0.06^b	0.3 ± 0.01^b
Butyric acid (g kgDM-1)	3.1 ± 0.23^a	0.0 ± 0.00^b	0.0 ± 0.02^b	0.1 ± 0.04^b
LAB(log cfu g⁻¹ FM)	7.5 ± 0.16^b	8.3 ± 0.14^a	8.5 ± 0.08^a	8.5 ± 0.12^a
Nutrient composition
Crude protein	21.7 ± 0.09^c	22.6 ± 0.25^a	23.5 ± 0.59^a	23.3 ± 0.02^b
NDF	43.1 ± 1.70^a	41.7 ± 1.86^b	40.2 ± 2.05^c	42.6 ± 1.43^b
ADF	34.9 ± 0.56^a	32.3 ± 0.98^b	31.3 ± 1.59^b	33.3 ± 0.36^ab
Crude Fatty	4.3 ± 0.05^a	4.3 ± 0.03^a	3.7 ± 0.05^b	3.7 ± 0.04^b

CON untreated silage, CEGA silage treated with cellulase plus ɑ-galactosidase, CELP silage treated with cellulase plus L. plantarum, GALP silage treated with ɑ-galactosidase plus L. plantarum

^{a, b, c}Means with different superscripts in the same row differ (P < 0.05)