Effects of dietary copper on organ indexes, tissular Cu, Zn and Fe deposition and fur quality of growing-furring male mink (Mustela vison)

Table 3 Effects of dietary copper on quality of skins in growing-furring mink

Treatments		Overall quality (score)	Colour intensity (score)	Silkiness (score)	Underfur hairs per mm2 skin	Leather thickness (mm)
Control		7.72	2.30	2.85	241.2	0.77
Cu6		7.95	2.32	3.10	245.2	0.73
Cu12		7.96	3.00	2.91	239.0	0.69
Cu24		9.13	3.17	3.19	247.4	0.73
Cu48		8.66	3.02	3.32	250.9	0.84
Cu96		8.78	2.98	2.66	247.7	0.89
Cu192		8.67	3.17	3.00	247.0	0.89
SEM		0.11	0.10	0.10	1.49	0.01
p value	Linear	0.026	0.057	0.738	0.279	0.982
p value	Quad	0.012	0.186	0.894	0.157	0.350

Notes: Data are expressed as Least Squares Means with pooled SEM; n = 8 per treatment.

ISSN: 2055-0391