此文件來自 台灣畜產種原知識庫
https://agrkb.angrin.tlri.gov.tw
Lanyu Small-Ear Miniature Pig
Location of Conservation: Taitung Breeding Animal Propagation Station
Contributor: Mr. Wen-Zheng ChengTaiwan Livestock Research Institute Taitung, Taiwan Republic of China Tel: 886-89-224634 Fax: 886-89-225380
Visible Characteristics
- 1.Small ears with erect,prick-type
- 2.Long face, few wrinkles
- 3.Solid black coat color with glossy skin and short hair
- 4.Small in size and tail hangs down
| Growth Performance | Mean ± SD |
| Birth weight | 0.67±0.13 Kg |
| Body weight at 4-week of age | 3.23±0.75 Kg |
| Body weight at 8-week of age | 5.49±1.85 Kg |
| Body weight at 6-month of age | 19.38±7.74 Kg |
| Body weight at 1-year of age | 45.62±10.45 Kg |
| Survival rate at 3-week of age | 85％ |
| Survival rate at 8-week of age | 80％ |
| Backfat thickness 50 Kg alive wt. | - cm |
| Feed conversion from 10 to 50 Kg BW | 3.18±0.15 Feed/Gain |
| Dressing percentage | - ％ |
| Lean percentage | - ％ |
| Reproductive | |
| Performance | Mean ± SD |
| Gestation length | 114±3 days |
| Number of teats at left | 5.8±0.2 teats |
| Number of teats at right | 5.9±0.2 teats |
| Frquency for pigs with ≧12 teats | - ％ |
| Litter size at birth | 8.10±2.87 heads |
| Sex ratio at birth （male:female） | 1.25 : 1.00 |
| Litter size born alive | 7.09±2.74 heads |
| Litter size at 3-week of age | 6.03±2.73 heads |
| Litter size at 8-week of age | 5.70±2.31 heads |
| Conformation | |
| Measurements | Mean ± SD |
| Body length（the distance from the | 84.1±3.99 |
| middle point between two earheads | |
| to tailhead） | |
| Withers height（the distance from | 50.5±2.48 |
| shoulder-blades to ground） | |
| Head length（the distance from the | 27.9±1.60 |
| middle point between two earheads | |
| to tip of nose） | |
| Head width（the widest area over the | 10.9±0.51 |
| top of eyes） | |
| Number of ribs | 14 pairs（10th to 14th ribs free to the sternum） |
Karyotyping
- Number of chromosomes: 19 pairs（18+XY, 18+XX）
- 1 - 7:Submetacentric chromosome
- 8 - 12:Metacentric chromosome
- 13 - 18:Telocentric chromosome
- X: Meta-submetacentric chromosome
- Y: Metacentric chromosome
Living Habits
- 1.Can be raised in the rocky area and females build nests in holes after giving birth.
- 2.Early mature and both sexes show mating behavior
- 3.Less prolific but good nursing ability
- 4.Roughage tolerance. Active and alert.
Tooth Structure
I-C-P-M : 3-1-4-3
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