Comparisons of Physical Characteristics of Crossbred Boer Goat Fur Skin Tanned by Coffee Pomace and Gros Michel Banana Bunch Agriculture and Agricultural Science Procedia 11 ( 2016 ) 143 – 147 2210 78[.]
Available online at www.sciencedirect.com ScienceDirect Agriculture and Agricultural Science Procedia 11 (2016) 143 – 147 International Conference on Inventions & Innovations for Sustainable Agriculture 2016, ICIISA 2016 Comparisons of Physical Characteristics of Crossbred Boer Goat Fur Skin tanned by Coffee Pomace and Gros Michel Banana Bunch Krittiya Lertchunhakiata,*, Mathurada Keelaa, Phakatip Yodmingkhwana, Wilaiwan Sirirotjanaputa, Ajchara Rungrojb a Faculty of Animal Sciences and Agricultural Technology Silpakorn University, Phetchaburi 76120, Thailand b Huai Sai Royal Development Study Center, Phetchaburi 76120, Thailand Abstract The current study was conducted to compare the physical characteristics and quality of fur skin of male crossbred Boer goat using different tanning formulas (coffee pomace and Gros Michel banana bunch) Crossbred Boer goat aged approximately months old and weighed approximately 25 kg were used in the study Sixteen skin sheets prepared by cutting raw skin into a size of 21×29 cm2 were divided into treatments, sheets each The first group was tanned using coffee pomace formula and the second group was tanned using Gros Michel banana bunch formula The raw skin weights of the first group and second group before tanning were 198.25±8.66 g and 197.72±7.64 g, respectively Tanned fur skin were then compared for physical characteristics, including skin color, total hair density, percentage of coarse hair, percentage of fine hair, and skin thickness, both before and after tanning process and between the tanning formulas The results showed that the color of goat skin before tanning with Gros Michel banana bunch and coffee pomace formula was not significantly different (P>0.05) While after tanning with coffee pomace, the skin was darker than those tanned with Gros Michel banana bunch, although hair color of both groups were not altered ( P>0 05) The thickness of the tanned skin using Gros Michel banana bunch and coffee pomace formula was not significantly different (P>0.05) Fine hair density and coarse hair density of both groups before soaking in Gros Michel banana bunch and coffee pomace formula were not significantly different ( P>0 05) However, after tanning with both formula, it was found that density of fine and coarse hairs of both groups were less than initial hairs (P0.05, Table 1) The average skin thickness of both groups was similar to those reported by Fantova et al ( 2015) They found that thickness of the chrome tanned leather was about 2- mm The basic indicator of leather quality namely leather thickness (mm) is about 1.04±0.17 mm (0.73-1.46 mm) In addition, Yusuff et al (2013) indicated that the average leather thickness of the vegetable tanned West African Dwarf goat skin using Acacia nilotica was 1.04±0.03 mm Fine hair density and coarse hair density of both groups before soaking in coffee pomace or Gros Michel banana bunch formulas were not significantly different (P>0.05, Table 1) However, after tanning with both formulas, it was found that densities of fine and coarse hairs of both groups were less than initial hairs (P0 05, Table 2) While after tanning with coffee pomace, the hair had a decreased b-value (increasing in the blue color) (P