Research Article
Body Weight and Scrotal-Testicular Biometry in Three Indigenous Breeds of Bucks in Arid and Semiarid Agroecologies, Ethiopia
Table 5
Multivariable regression analysis of testicular and epididymal parameters of Long-eared Somali bucks in Ethiopia.
| Parameter | Predictors | | S. error | Beta | | Sig. | | | Adjusted |
| TW | Constant | 22.4 | 1.87 | | 11.9 | | 0.93 | 0.87 | 0.87 | SC | 1.00 | 0.17 | 0.36 | 5.82 | | BW | 1.19 | 0.13 | 0.55 | 9.02 | | BCS | 0.91 | 0.28 | 0.11 | 3.21 | |
| TL | Constant | 0.21 | 0.14 | | 1.55 | ns | 0.96 | 0.92 | 0.92 | SC | 0.01 | 0.01 | 0.03 | 0.06 | ns | BW | 0.19 | 0.01 | 0.91 | 19.2 | | BCS | 0.08 | 0.02 | 0.11 | 4.02 | |
| TD | Constant | 0.17 | 0.12 | | 1.46 | ns | 0.96 | 0.93 | 0.93 | SC | 0.02 | 0.01 | 0.90 | 1.93 | ns | BW | 0.16 | 0.01 | 0.89 | 19.4 | | BCS | −0.02 | 0.02 | −0.03 | −1.09 | ns |
| EW | Constant | −0.22 | 0.73 | | −0.30 | ns | 0.82 | 0.68 | 0.67 | SC | 0.15 | 0.07 | 0.22 | 2.21 | | BW | 0.33 | 0.05 | 0.63 | 6.49 | | BCS | 0.12 | 0.11 | 0.01 | 0.13 | ns |
| TV | Constant | 50.0 | 4.87 | | 10.3 | | 0.36 | 0.13 | 0.13 | SC | 1.14 | 0.45 | 0.41 | 2.54 | | BW | −0.41 | 0.34 | −0.19 | −1.19 | ns | BCS | 1.56 | 0.74 | 1.97 | 1.97 | ns |
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BSC: body condition score, SC: scrotal circumference, TV: testicular volume, TL: testicular length, TW: testicular weight, BW: body weight, EW: epididymal weight, and TD: testicular diameter. , , , and ns: not significant.
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