Table 3. Proximate compositons of longissimus thoracis from finishing pigs supplemented with humic acid and blueberry leaf powders

	Treatments
	CON	T1	T2	T3	T4	T5
Moisture (%)	72.29±2.02^b	72.52±2.72^ab	72.53±1.81^ab	73.06±2.31^ab	73.89±3.09^a	72.85±2.51^ab
Protein (%)	20.58±1.39	20.69±1.83	20.67±0.97	19.87±1.77	19.93±1.57	20.83±0.99
Fat (%)	6.72±1.23	6.57±2.24	6.43±1.36	6.94±1.21	6.21±0.95	6.98±0.57
Ash (%)	1.16±0.08^b	1.12±0.13^b	1.11±0.08^b	1.18±0.13^b	1.27±0.11^a	1.32±0.13^a

Means in the same row with different letters are significantly different (p<0.05).
CON, no addition; T1, blueberry leaf powder 0.1%; T2, blueberry leaf powder 0.2%; T3, humic acid 2%; T4, humic acid 2%+blueberry leaf powder 0.1%; T5, humic acid 2%+blueberry leaf powder 0.2%.