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¡@¡@indicus¤ûªº¥X¥ÍÅé­«¤@¯ë¤ñ taurus¤û»´¡Aªí1¤Îªí2¤¤¡A§tBR¦å²Îªº¤û¤ñ§tSG¦å²Îªº¤û¦³¸û»´ªº¥X¥ÍÅé­«¡A¨ä¤¤¥H¯ÂºØBR³Ì»´¡A§t75% taurus¦å²ÎªºCGB³Ì­«¡C¥t¤@¤è­±¡A¥Ñ©óBR¦g¥H­@¼ö¡B­@²Ê§òµÛºÙ¡A¦Ó­÷¨Å´Á¶¡¥J¤û§¡ÀH¥À¤û©ñªª¡A¬G§tBR¦å²Î¥J¤ûªº­÷¨Å´Á¶¡ADG¤ÎÂ÷¨ÅÅé­«§¡¤ñSG¦å²Î¤û¨Óªº¦n¡CSGÁö§t3/8BR¦å²Î¡A²¦³º­@²Ê¼ö¯à¤O¤£¦p BR¡CÂ÷¨Å«áªºÀô¹Ò§ï¬°°é¹}¡A¯ÂºØBRªºªí²{©TµM¤£¦pSG¤Î¨äÂø¥æºØ¡A¦ýBRªºÂø¥æºØ¦b¤@·³ÄÖÅé­«¤W¤´²¤¦³Àu¶Õ¡C²z½×¤W¡A¤T«~ºØÂø¥æÁö¦³³Ì¤j¤§Âø¥æÀu¶Õ¡A¦ý¸ÕÅçµ²ªGÅã¥Ü¡A¶i¦æÂø¥æ¨|ºØ®É¡A­Y«~ºØ¿ï¾Ü«ê·í¡A¥¼¥²»Ý­n¶i¦æÃm¤é¯Ó®Éªº¤T«~ºØÂø¥æ¤è¦¡¡Aª½±µ¥H¤G«~ºØÂø¥æ§Y¥i±o¨ì¨}¦nªº§ï¶i®ÄªG¡C¥»­pµe¤¤¡A¥HCH¨ÓÂø¥æBR½T¯à±o¨ì¦³®Ä§ï¶i¡A¦Ó¤S»PCGB¤§®t²§¤£¤j¡C¥t¥~¡A¸ÕÅçµ²ªG¥çÅã¥Ü¡A¦b¥»¦aÀô¹Ò¤U¡A¦ü¥G50% taurus¡B50% indicusªº¿ò¶Ç²Õ¦X¬°¦×¤û¥Íªøªº²z·Q²Õ¦X«¬ºA¡C

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¶¥¬q \ «~ºØ

SG(n=45)

BR(n=103)

GS(n=40)

GB(n=107)

®Õ¥¿¥X¥ÍÅé­«(kg)

34.7±5.4

30.2±3.4

34.1±4.7

30.5±2.9

205¤Ñ®Õ¥¿Â÷¨ÅÅé­«(kg)

145.2±35.3

149.4±32.6

145.1±34.2

166.9±35.3

365¤Ñ®Õ¥¿¤@·³ÄÖÅé­«(kg)

324.1±58.3

294.4±53.5

320.3±50.4

333.2±56.2

Â÷¨Å«eADG(kg)

0.54±0.17

0.58±0.15

0.54±0.17

0.67±0.17

Â÷¨Å«áADG(kg)

1.12±0.24

0.90±0.24

1.10±0.23

1.04±0.24

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ªí2. Phase2¤£¦P®L¬¥§QÂø¥æ«~ºØ¥J¤û¤§¥Íªø±¡§Î

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CS(n=36)

CB(n=73)

CGS(n=29)

CGB(n=85)

®Õ¥¿¥X¥ÍÅé­«(kg)

34.7±5.1

32.5±5.3

35.2±6.1

33.5±5.3

205¤Ñ®Õ¥¿Â÷¨ÅÅé­«(kg)

155.0±30.4

173.7±27.1

155.7±27.3

177.7±25.0

365¤Ñ®Õ¥¿¤@·³ÄÖÅé­«(kg)

336.2±52.8

339.2±52.1

333.5±45.6

353.0±54.3

Â÷¨Å«eADG(kg)

0.55±0.15

0.69±0.13

0.57±0.15

0.70±0.12

Â÷¨Å«áADG(kg)

1.08±0.28

1.02±0.26

1.11±0.22

1.11±0.27

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SG(n=23)

BR(n=30)

GS(n=15)

GB(n=29)

±Ä­¹¶q(kg)

12.3

10.4

11.2

11.7

¤é¼W­«(kg)

0.82

0.85

0.92

0.87

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18.9

13.7

13.4

14.6

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CS(n=3)

CB(n=4)

CGS(n=4)

CGB(n=6)

±Ä­¹¶q(kg)

11.7±1.5

11.6±1.0

14.0±3.5

11.8±1.2

¤é¼W­«(kg)

1.12±0.42

1.02±0.19

1.01±0.41

0.96±0.17

¹}®Æ´«¦×²v

11.2±3.5

11.7±1.2

14.5±3.0

12.4±1.9

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SG(n=30)

BR(n=26)

GS(n=12)

GB(n=38)

±OÅé­«(kg)

330.7±18.0

322.9±20.2

330.6±14.1

331.7±12.7

±O®_²v(%)

57.6±3.6

59.9±5.5

55.1±3.5

56.8±3.8

±OÅéºë¦×(%)

61.7±4.1

61.6±4.5

64.1±4.0

65.7±3.9

¸y²´­±¿n(cm2)

80.2±2.2

74.7±1.9

93.1±2.4

83.7±3.6

­I¯×«p(cm)

1.0±0.1

0.7±0.2

0.8±0.1

0.8±0.1

±OÅé°â»ù(NT$/hd.)

47213±1833

46006±2222

47435±1171

50203±1305

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CS(n=4)

CB(n=8)

CGS(n=4)

CGB(n=16)

±OÅé­«(kg)

353.8±29.1

347.7±40.1

348.7±42.9

358.9±52.0

±O®_²v(%)

61.3±1.4

58.1±2.9

61.7±1.4

59.9±3.7

±OÅéºë¦×(%)

68.3±2.5

65.7±4.1

64.6±3.9

66.2±5.9

¸y²´­±¿n(cm2)

93.3±17.2

87.8±10.2

82.3±8.7

83.9±8.2

­I¯×«p(cm)

0.9±0.5

0.9±0.2

0.9±0.2

0.7±0.3

±OÅé°â»ù(NT$/hd.)

53283±4935

50413±3979

50265±4806

52050±5207

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Carpenter, Z. L. 1973. Effects of crossbreeding on carcass characteristics. In Crossbreeding Beef Cattle Series 2., Ed. by Koger, M.,T. J. Cunha and A. C. Warnick. Florida, Univ. of Florida Press. pp.163~184.

Charles,R. L. 1980. Crossbreeding for beef production: experimental results. J. Anim. Sci. 51: 1197~1223.

Cundiff, L. V., K. E. Gregory and R. M. Koch. 1982. Cattle germ plasm evaluation program, Progress Report No. 9. Nebraska, Roman L. Hruska U. S. Meat Animal Research Center. pp.19~25.

Cundiff, L. V., K. E. Gregory and R. M. Koch. 1982. Cattle germ plasm evaluation program, Progress Report No. 10. Nebraska, Roman L. Hruska U. S. Meat Animal Research Center. pp.3~6.

Ensminger, M. E. 1968. Beef Cattle Science. Perganon, New York.

Fulier, W. B. 1973. A twenty-year summary of heterotic effects on reproduction in Florida cattle. In Crossbreeding Beef Cattle Series 2., Ed. by Koger, M., T. J. Cunha and A. C. Warnick. Florida, Univ. of Florida Press. pp.128~134.

Keith, E. G., V. C. Larry and R. M. Koch. 1982. Characterization of breeds representing diverse biological types: Pre-weaning traits. In Beef Research Program, Progress Report No. 1. Nebraska, Roman L. Hruska U. S. Meat Animal Research Center. pp.7~8.

Keith, I. G., V. C. Larry and R. M. Koch. 1982. Characterization of breeds representing diverse biological types: Post-weaning growth and puberty of females. In Beef Research Program, Progress Report No. 1. Nebraska, Romam L. Hruska. U. S. Meat Animal Research Center. pp.9~10.

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Warnick, A. C., R. C. Kirst, W. C. Burns and M. Koger. 1967. Factors influencing pregnancy rate in beef cattle. J. Anim. Sci. 26: 231 (Abstr.)

Warnick, A. C., R. W. Kidder, D. W. Beardsley, J. R. Crockett and M. Koger. 1973. Feed conversion by straightbred and crossbred cows fed in confinement. In Crossbreeding Beef Cattle Series 2., Ed. by Koger, M.,T. J. Cunha and A. C. Warnick. Florida, Univ. of Florida Press. pp.122~127.

Warwick, E. J. 1973. Future role of simmental, Limousin, and other new breeds in United States beef production. In Crossbreeding Beef Cattle Series 2., Ed. by Koger, M., T. J. Cunha and A. C. Warnick. Florida.

Willis, M. B. and T. R. Preston. 1969a. The performance of beef breeds in Cuba: Growth and carcass composition of bulls. Rev. Cubana. Cienc. Agric. (Egn. ed.) 3: 71 (Abstr.)

Wills, M. B. and T. R. Preston. 1969b. The reproductive performance of four breeds of beef cows in Cuba. Rev. Cubana. Cierc. Agric. (Egn. ed.) 3: 78 (Abstr.)



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