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16.75

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0.81

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16.88

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22.78

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                      THI¡×¢K¡Ð0.55(1¡ÐRH¢H)¡Ñ(¢K¡Ð58)(38)¡C

                      ¢K¡GFahrenheit degree, RH¡GRelative humidity.

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Warm season

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Ambient temperature

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               31-57                        38.6-38.8

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              64-96                          39.3-40.2

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Footnote:(1)Each nursing crate was equipped with electrical fan, so that the sows were evntilated overheadly with 85m3/min air flow during the warm season.

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        ¸ò¹ï·Ó²Õ¤ñ¸û¡A¹}®Æ¤¤²K¥[1.2»P1.8¢HNaHCO3¦b­÷¨Å¦U¶¥¬q³£¼W¥[­÷¨Å¥À½Þ¹}®ÆÄá­¹¶q¡A°ß¦b²Î­p¤W¥¼¹FÅãµÛ®t²§¤ô·Ç(ªí4)¡A¦b28¤é­÷¨Å´Á¶¡¡A¹}®ÆÄá­¹¶q¤À§O¬°5.74¡A5.98»P6.15kg¡þ¤é¡A³B²z²Õ¤À§O¼W¥[¤F4¢H»P7¢H¡C¦]¦¹¡A­÷¨Å´Á¶¡¥À½ÞÅé­«¥¢­«¶È6kg¡F­I¯×«p«×ÅܤƮt²§¥ç¤£©úÅã(ªí6)¡CLandrace¥À½Þ¤ñDuroc¥À½Þ¦b²£«áÅéªp«ì´_«á²Ä11~28¤éÄá­¹¸û¦h¹}®Æ(P¡Õ0.05)¡F¥H³æ¦ì¥NÁÂÅé­«ÁB¥¿¥À½Þ­Ó§OÅé­«®t²§«á¥ç¤Ï¬M³o¤@ÁͶÕ(ªí4»Pªí5)¡C

¤T¡B¼ö©u­÷¨Å¥À½Þ¥H­Ó§O­·®°°e­·¨Ã¦b¹}®Æ¤¤²K¥[NaHCO3¹ï¨ä¹}®ÆÄá­¹¶q¡BÅé­«¤§¼vÅT¡G

        ¥Ñ¹Ï1¥i¬Ý¥X¥»©Ò¼ö©u¨å«¬®ð·Å§Y¨Ï¦b©]¶¡¤]¦b27¢J¥H¤W¡A»·¶W¹L­÷¨Å¥À½Þ»]µo´²¼öªºÁ{¬É·Å«×(24¢J)¡C©Ò¥H¡A¨Ï¥Î­Ó§O­·®°ª½±µ°e­·(­·¶q85 m3¡þmin)¡A­÷¨Å¥À½Þ¦b¼ö©u­÷¨Å´Á¶¡¡A¹}®ÆÄá­¹¶q¤]µLªk´£ª@¦Ü²D©uªº¤ô·Ç¡A¥B¨ä´î¤Ö´T«×¬ù¹F15¢H(P¡Õ0.05)¡C©u¸`®t²§¥D­n¤Ï¬M©ó¥À½Þ²£«áÅéªp«ì´_«á²Ä4~10¤é»P²Ä11~28¤é¨â¶¥¬q¡A¤×¨ä¬O«áªÌ¹F·¥ÅãµÛ®t²§(P¡Õ0.01¡Fªí4)¡F¥H³æ¦ì¥NÁÂÅé­«ÁB¥¿¥À½Þ­Ó§OÅé­«®t²§«á¥ç¤Ï¬M³o¤@ÁͶÕ(ªí5)¡C

ªí4. ²K¥[NaHCO3¹ï­÷¨Å¥À½Þ°¦¤é¹}®Æªñ¦üÄá­¹¶q(¹}¾i°ò)¤§¼vÅT

¥À½Þ

²£«á

Days

postpartum

²D©u ¼ö©u SEM ÅãµÛ¤ô·Ç(P­È)
0¢H

NaHCO3

1.2¢H

NaHCO3

1.8¢H

NaHCO3

0¢H

NaHCO3

1.2¢H

NaHCO3

1.8¢H

NaHCO3

Diet Season Breed D¡ÑS(2) D¡ÑB(3)
kg¡þ¤é
¡@

²Ä0~3¤é(1)

²Ä4-10¤é

²Ä11-28¤é

¥þ´Á0~28

¡@

4.17

5.13

6.40

5.74

¡@

4.42

5.85

6.45

5.98

¡@

3.62

6.10

6.61

6.15

a

3.54

4.72

5.39

5.02

ab

3.90

4.40

5.24

4.89

b

4.42

4.85

5.51

5.23

¡@

0.88

0.94

0.81

0.77

¡@

0.649

0.460

0.928

0.720

¡@

0.782

0.026

0.009

0.022

¡@

0.527

0.302

0.040

0.066

¡@

0.243

0.214

0.629

0.490

¡@

0.212

0.105

0.069

0.070

µù¡G(1)¼ö©u´Á¶¡¡A¦P¤@¾î¦æ¥­§¡­Èa,b¤p¼g¦r¥Àªí¥Ü®t²§ÅãµÛ(P¡Õ0.05)¡C

(2)D¡ÑS³B²z»P©u¸`¶¡ªº¥æ·P®ÄÀ³¡C

(3)D¡ÑB³B²z»P«~ºØ¶¡ªº¥æ·P®ÄÀ³¡C

Footnotes¡G

(1)a,b Means within warm season in the same row with different superscripts differ(P<0.05).

(2)D¡ÑS Interaction between diet and season.

(3)D¡ÑB Interaction between diet and breed.

ªí5. ²K¥[NaHCO3¹ï­÷¨Å¥À½Þ³æ¦ì¥NÁÂÅé­«°®ª«Äá­¹¶q¤§¼vÅT

¥À½Þ

²£«á

Days

postpartum

²D©u ¼ö©u SEM ÅãµÛ¤ô·Ç(P­È)
0¢H

NaHCO3

1.2¢H

NaHCO3

1.8¢H

NaHCO3

0¢H

NaHCO3

1.2¢H

NaHCO3

1.8¢H

NaHCO3

Diet Season Breed D¡ÑS(1) D¡ÑB(2)
g¡þkg  W.75¡þ¤é
²Ä0~3¤é

²Ä4-10¤é

²Ä11-28¤é

¥þ´Á0~28

65.59

76.48

96.48

86.23

64.80

86.85

95.78

88.81

58.43

98.30

106.47

99.07

56.93

76.00

86.81

80.90

61.18

69.30

83.48

77.55

69.58

76.27

86.74

82.25

12.40

12.66

13.15

11.54

0.77

0.20

0.69

0.44

0.92

0.04

0.04

0.08

0.55

0.26

0.04

0.06

0.33

0.08

0.43

0.30

0.24

0.12

0.17

0.13

µù¡G(1)D¡ÑS³B²z»P©u¸`¶¡ªº¥æ·P®ÄÀ³¡C

(2)D¡ÑB³B²z»P«~ºØ¶¡ªº¥æ·P®ÄÀ³¡C

Footnotes¡G

(1)D¡ÑS Interaction between diet and season.

(2)D¡ÑB Interaction between diet and breed.

       ¥Ñ©ó´»¼ö¼vÅT¥À½Þ¹}®ÆÄá­¹¶q¡A¦]¦¹¡A­÷¨Å´Á¶¡¥À½ÞÅé­«¥¢­«¹F20kg¡F­I¯×«p«×ÅܤÆÁöµM¦]¹}®Æ¤¤²K¥[NaHCO3¦b³Ì«á¦Ø°©³¡¦ì¦³ÅÜÁ¡(P¡Õ0.05)ªº±¡§Î¡A¦ý³o¥i¯à«Y¥À½Þ­÷¨Å´Á¶¡¿E¾É«¬¤ºªc¯À(homeorhetic hormones)«P¶i¶J¦s¤§Åé¯×ªÕ²¾¦æªº²{¶H¡A¥¼¥²»P³B²z¦³Ãö¡F¦U³B²z¡B©u¸`¡B«~ºØ¥H¤Î©¼¦¹¤§¶¡¥æ·P®ÄÀ³¬Ò¤£ÅãµÛ(ªí6)¡C

ªí6. ­÷¨Å¥À½Þ¸ÕÅç´Á¶¡Åé­«¡B­I¯×«p«×ÅܤƱ¡§Î

¡@ ²D©u ¼ö©u SEM ÅãµÛ¤ô·Ç(P­È)
0¢H

NaHCO3

1.2¢H

NaHCO3

1.8¢H

NaHCO3

0¢H

NaHCO3

1.2¢H

NaHCO3

1.8¢H

NaHCO3

Diet Season Breed D¡ÑS(2) D¡ÑB(3)
¤À®Y«e¥­§¡Åé­«¡Akg 232.00 236.40 212.67 215.60 219.70 227.00 16.97 0.516 0.401 0.496 0.189 0.542
Â÷¨Å®É¥­§¡Åé­«¡Akg 224.35 236.00 206.67 205.20 199.50 206.75 21.30 0.581 0.045 0.782 0.233 0.422
­÷¨Å´Á¶¡Åé­«ÅܤơAkg -7.65 -0.40 -6.00 -10.40 -20.20 -20.25 13.73 0.953 0.035 0.211 0.385 0.710

­÷¨Å´Á¶¡­I¯×«p«×ÅܤơAmm¡G

²Ä¤@¦Ø°©(1) -4.0a -2.8ab 0.0b -2.8 -0.5 -0.5 2.73 0.051 0.831 0.960 0.571 0.365
³Ì«á¦Ø°© -1.5 -1.2 -0.7 -0.4 -1.5 -1.5 2.34 0.572 0.472 0.261 0.451 0.759
³Ì«á¸y´Õ -1.5 -2.0 -2.0 -2.0 0.0 0.0 2.48 0.839 0.464 0.390 0.603 0.443
¥­§¡ -2.3 -2.0 -0.9 -1.7 -0.7 -0.7 1.60 0.200 0.868 0.348 0.656 0.423

µù¡G(1)²D©u´Á¶¡¡A¦P¤@¾î¦æ¥­§¡­È   a,b¤p¼g¦r¥Àªí¥Ü®t²§ÅãµÛ(P¡Õ0.05)¡C

(2)D¡ÑS³B²z»P©u¸`¶¡ªº¥æ·P®ÄÀ³¡C

(3)D¡ÑB³B²z»P«~ºØ¶¡ªº¥æ·P®ÄÀ³¡C

Footnotes¡G

(1)a,b Means within warm season in the same row with different superscripts differ(P<0.05).

(2)D¡ÑS Interaction between diet and season.

(3)D¡ÑB Interaction between diet and breed.

        ¼ö©u¥À½Þ­÷¨Å´Á¶¡¡A¹ï·Ó²Õ»P¤G­Ó³B²z²Õ¹}®ÆÄá­¹¶q¤À§O¬°5.02»P4.89¡B5.23kg¡þ¤é¡A¦b¹}®Æ¤¤²K¥[1.8¢HNaHCO3¼W¥[4¢H¹}®ÆÄá­¹¶q¡A¨ä§ïµ½®ÄÀ³¥D­nµo¥Í¦b¥À½Þ²£«áªì´Á0~3¤é¶¥¬q(P¡Õ0.05¡Fªí4)¡C¹}®Æ¤¤²K¥[NaHCO3µLªk§ïµ½¥À½Þ²£«á²Ä4~10¤é»P²Ä11~28¤é¨â¶¥¬qªº¹}®ÆÄá­¹¶q¡A¦]¬°¦b³o¨â­Ó¶¥¬q¡A¥À½ÞÅéªp¤w±q¤À®Y¯h³Ò«ì´_³vº¥ÁÚ¦Vªc¨Å°ª®p´Á¡A¹ï·Ó²Õ¹}®ÆÄá­¹¶q¦b²£«á²Ä11~28¤é¶¥¬q¡A¤w¹F5.39kg¡þ¤é¡A¥À½Þ¥»¨­ªc¨Å»Ý¨D¤w¨¬¥H«P¶i¹}®ÆÄá­¹¡A¹}®Æ¹q¸Ñ½èªº½Õ¾ã¹ï¥À½Þ¹}®ÆÄá­¹¶q¼vÅT¬Æ·L¡C§Y¨Ï¥À½ÞµL­Ó§O§j­·³B²z¡A°¨µ¥¥ç³ø§i¹}®Æ²K¥[NaHCO3¥i§ï¶i¥À½Þ²£«áªì´Á¹}®ÆÄá­¹¶q¡A¨ì¤F¥À½Þ­÷¨Å¤¤´Á¡A¹ï·Ó²Õ»P²K¥[1.2¢HNaHCO3³B²z²Õªº¹}®ÆÄá­¹¶q¤À§O¬°5.28»P5.27 kg¡þ¤é¡A¤w±µªñNRC¦b·Å±a¦a°Ï±ÀÂ˪º­÷¨Å¥À½Þ¹}®ÆÄá­¹¶q(5.3~6.1 kg¡þ¤é)¡C¤ñ°_º¡¨¬ªc¨Å»Ý¨Dªº«æ­n©Ê¡A¹}®Æ¹q¸Ñ½èªº½Õ¾ã¹ï«P¶i¥À½Þ­÷¨Å¤¤´Á¹}®ÆÄá­¹¶q§@¥Î¤£©úÅã¡C

¥|¡B¹}®Æ¤¤²K¥[NaHCO3¦b¤£¦P©u¸`¹ï­÷¨Å¥À½Þ¦å²G®ðÅé²Õ¦¨¤À¤§¼vÅT¡G

        ¹}®Æ¤¤²K¥[NaHCO3¦b²D©u©Î¼ö©u³£´£ª@­÷¨Å¥À½Þ¦å²GpH»PBE­È¡A©u¸`¹ï¥À½Þ¦å²G¦å¬õ¯À¡BHCO3-¿@«×¥H¤ÎBE­È¼vÅTÅãµÛ(P¡Õ0.01)¡F»P²D©u¤ñ¸û¡A¼ö©u¥À½Þ¦å²G¦³ÁͻĪº²{¶H(P¡Õ0.05)¡G¹ï·Ó²Õ¥À½Þ¦å²GpH­È¦b²D©u»P¼ö©u¤À§O¬°7.471»P7.441¡A¹}®Æ¤¤²K¥[NaHCO3«hÅãµÛ(P¡Õ0.05)´£ª@«áªÌ»ÄÆP­È(ªí7)¡CDuroc½ÞºØ¥i¯à¦]Åé¯×²Ö¿n¸û¦h¡A¥½±é·L¦åºÞ¤À§G±K«×¬Û¹ï´î¤Ö¡A¨ä¦å²G¤§®ðÅé¥æ´«¯à¤O¡BÄâ®ñ¯à¤O(i.e. PCO2¡APO2¡AO2 saturation)¸ûLandrace¥À½Þ®t¡A¦LÃÒDuroc¥À½ÞµL½×¦b²D©u©Î¼ö©u¡A¨ä©I§l¦¸¼Æ»P¨z·Å³£°ª©óLandrace¥À½Þ(ªí3)¡A¥ç¥i»{ª¾«~ºØ¶¡¦å²G®ðÅé¥æ´«¯à¤Oªº®t²§¡A¦ýDuroc¥À½Þ¦å¬õ¯À§t¶q¸ûLandrace¥À½Þ°ª(P¡Õ0.05)¡F¥B©u¸`¶¡®t²§·¥ÅãµÛ(P¡Õ0.001¡Fªí7)¡C

ªí7. ¹}®Æ¤¤²K¥[NaHCO3¹ï­÷¨Å¥À½Þ¦å¬õ¯À¡B¦å²y®e¿n¤ñ¥H¤Î¦å²G®ðÅé²Õ¦¨(1)¤§¼vÅT

¡@ ²D©u ¼ö©u SEM ÅãµÛ¤ô·Ç(P­È)
0¢H

NaHCO3

1.2¢H

NaHCO3

1.8¢H

NaHCO3

0¢H

NaHCO3

1.2¢H

NaHCO3

1.8¢H

NaHCO3

Diet Season Breed D¡ÑS(3) D¡ÑB(4)
Hemoglobin, g¡þ100ml 11.9 10.8 12.0 10.4 10.2 9.8 1.061 0.239 0.0003 0.042 0.293 0.950
Packed cell vol., ¢H 32.3 28.8 31.0 32.2 31.8 30.2 2.956 0.265 0.626 0.205 0.448 0.639
pH(2) 7.471 7.477 7.516 7.441a 7.471ab 7.478b 0.033 0.022 0.036 0.706 0.511 0.845
PCO2,mm Hg 41.0 43.6 41.6 42.1 40.9 41.0 3.317 0.733 0.492 0.021 0.369 0.800
PO2,mm Hg 77.0 70.2 68.5 76.0 69.5 73.6 9.801 0.349 0.665 0.024 0.796 0.686
HCO3-¡Ammols¡þliter 30.9 33.5 33.5 29.0 29.6 30.4 2.461 0.160 0.0009 0.251 0.592 0.686
O2 saturation, ¢H 93.1 94.8 95.0 95.0 94.6 95.5 2.360 0.193 0.301 0.009 0.517 0.150
Base excess, mmols¡þliter +7.4 +10.1 +10.7 +5.3 +6.4 +7.2 2.416 0.046 0.0005 0.464 0.654 0.859

µù¡G(1)27ÀY­÷¨Å¥À½Þ¤À®Y«á10¤é¶¡¡A¦wÀR±¡ªp¤U±Ä¨ú¦ÕÀR¯ß¦å¼Ë.

(2)¼ö©u´Á¶¡¡A¦P¤@¾î¦æ¥­§¡­È¥­§¡­Èa,b¤p¼g¦r¥Àªí¥Ü®t²§ÅãµÛ(P¡Õ0.05)¡C

(3)D¡ÑS³B²z»P©u¸`¶¡ªº¥æ·P®ÄÀ³¡C

(4)D¡ÑB³B²z»P«~ºØ¶¡ªº¥æ·P®ÄÀ³¡C

Footnotes¡G

(1)Least squares means for 27 sows, ear-vein blood sampled under tranquil condition within 10 days postpartum.

(2)a,b Means within warm season in the same row with different superscripts differ(P<0.05).

(3)D¡ÑS Interaction between diet and season.

(4)D¡ÑB Interaction between diet and breed.

¤­¡B¹}®Æ¤¤²K¥[NaHCO3¦b¤£¦P©u¸`¹ï¥À½Þ­÷¨ÅÁZ®Ä¤§¼vÅT¡G

       ¥Ñ©ó¹}®Æ¤¤²K¥[NaHCO3¼W¥[¥À½ÞÅé²G½w½Ä¯à¤O¡AÅý¥À½Þ±q¤À®Yªº¯h²Ö¤¤«ì´_¥¿±`¥Í²zª¬ªp¡A¹}®ÆÄá­¹¸û¦h(ªí4)¡A¦]¦¹¥À½Þ¦b­÷¨Åªì´Áªc¨Å¥¿±`¡AÅý¥J½Þµo¨|¦³¤@­Ó¦nªº¶}©l¡A©Ò¥HµL½×¦b²D©u©Î¼ö©u³£¼W¥[¦U­÷¨Å¶¥¬q¥J½Þ°¦¤é¼W­«¡F¦b²D©u¡A¹ï·Ó²Õ»P1.8¢H²K¥[²Õ¥J½ÞÂ÷¨ÅÅé­«¤À§O¬°7.762¡A8.733kg¡F«áªÌ¤ñ«eªÌ¼W¥[12.5¢H¡C¦b¼ö©u¡A¬Û¹ïÀ³ªº¼Æ¦r¬°¡G7.080¡A8.305kg»P17.3¢H(ªí8)¡C¥À½Þ­÷¨ÅÁZ®Ä¨ü«~ºØ®t²§ªº¼vÅT(P¡Õ0.01)»·¤j©ó©u¸`¡B³B²zªº¼vÅT¡A¸ÕÅç¹Lµ{¤¤Æ[¹îDuroc¥À½Þ­÷¨ÅÁZ®Äªº½T¤ñLandrace¥À½Þ®t¡C

ªí8. ¹}®Æ¤¤²K¥[NaHCO3¹ï¥À½Þ­÷¨ÅÁZ®Ä(¥J½Þ¼W­«)¤§¼vÅT

¥J½ÞÅé­«Piglet live weight ²D©u ¼ö©u SEM ÅãµÛ¤ô·Ç(P­È)
0¢H

NaHCO3

1.2¢H

NaHCO3

1.8¢H

NaHCO3

0¢H

NaHCO3

1.2¢H

NaHCO3

1.8¢H

NaHCO3

Diet Season Breed D¡ÑS(2) D¡ÑB(3)
¥J½Þ¤@¤éÄÖÅé­«(1) 1.577 1.700 1.717 1.793a 1.965ab 2.154b 0.216 0.068 0.001 0.203 0.592 0.040
²Ä1-10¤é¼W­«(1) 0.159 0.182 0.206 0.161a 0.191ab 0.196b 0.034 0.228 0.682 0.0001 0.489 0.382
²Ä11-28¤é¼W­«(1) 0.237 0.249 0.275 0.204a 0.245b 0.233ab 0.030 0.103 0.097 0.005 0.378 0.734
¥þ´Á¼W­«(1)0~28 0.222 0.237 0.250 0.189a 0.226b 0.219b 0.024 0.133 0.123 0.0001 0.327 0.448
Â÷¨ÅÅé­«(1) 7.762 8.022 8.733 7.080a 8.290b 8.305b 0.762 0.062 0.781 0.0001 0.449 0.776

(1)¼ö©u´Á¶¡¡A¦P¤@¾î¦æ¥­§¡­È¥­§¡­Èa,b¤p¼g¦r¥Àªí¥Ü®t²§ÅãµÛ(P¡Õ0.05)¡C

(2)D¡ÑS³B²z»P©u¸`¶¡ªº¥æ·P®ÄÀ³¡C

(3)D¡ÑB³B²z»P«~ºØ¶¡ªº¥æ·P®ÄÀ³¡C

Footnotes¡G

(1)a,b Means within warm season in the same row with different superscripts differ(P<0.05).

(2)D¡ÑS Interaction between diet and season.

(3)D¡ÑB Interaction between diet and breed.

¤»¡B¹}®Æ¤¤²K¥[NaHCO3¹ï­÷¨Å¥À½Þ¦å²Mº¯³zÀ£¡B¤Æ¾Ç²Õ¦¨¥H¤Î¼ö©u¶¼¤ô¶q¤§¼vÅT¡G

        ¥Ñ©ó¥À½Þ¹ï¤º¦bÀô¹Ò«ù«í¯à¤O(homeostatic capacity)¬Æ¨Î¡A²K¥[NaHCO3¹ï¨ä¦å²Mº¯³zÀ£¡B¤Æ¾Ç²Õ¦¨¨ÃµL©úÅã¼vÅT(ªí9)¡A²D©u®É¡A­÷¨Å¥À½ÞÄá­¹NaHCO3¤Þ­P¦å¿}¿@«×¤É°ª(P¡Õ0.05)¡F¼ö©u®É¡A¥À½Þ¦å¿}¿@«×¤£¦]Äá­¹NaHCO3¦Ó¦³®t²§¡C

        ¼ö©u®É¡A¤TºØ³B²z¤§­÷¨Å¥À½Þ²£«á15¤é¶¡¥­§¡°¦¤é¶¼¤ô¶qDuroc¥À½Þ¤À§O¬°14.70¡A16.25»P17.31kg¡þ¤é¡FLandrace¥À½Þ¤À§O¬°19.40¡A26.25»P31.27kg¡þ¤é¡C«~ºØ¶¡ªº®t²§¹FÅãµÛ¤ô·Ç(P¡Õ0.01¡Fªí10)¡C³B²z²Õ¥À½Þ¦]Äá­¹¸û¦hNa¡A¾É­P¶¼¤ô¶q¼W¥[¡C

ªí9. ³¡¤À­÷¨Å¥À½Þ¦å²M(1)º¯³zÀ£¡B¤Æ¾Ç²Õ¦¨¸ê®Æ

¡@ ²D©u ¼ö©u
0¢H

NaHCO3

(n¡×4)

1.2¢H

NaHCO3

(n¡×4)

1.8¢H

NaHCO3

(n¡×4)

0¢H

NaHCO3

(n¡×7)

1.2¢H

NaHCO3

(n¡×7)

1.8¢H

NaHCO3

(n¡×7)

º¯³zÀ£¡AOsmolality, m Osm¡þkg H2O 283.5 283.5 287.5 287.4 287.0 289.5
§¿¯ÀºA´á¡ABlood urea-N, mg¡þdl 18.1 16.9 17.3 14.1 14.8 14.9
Á`³J¥Õ½è¡ATotal proteins, g¡þdl 5.7 5.7 5.7 5.0 5.4 5.4
¦å¿}¡ABloog glucose,mg¡þdl 58.7a 76.7ab 82.5b 57.7 58.8 58.8
¶t¡ACalcium,mg¡þdl 8.1 8.4 8.8 7.4 8.0 7.2
µL¾÷ÁC¡AInorg. phosphorus, mg¡þdl 4.8 4.2 4.8 4.9 4.8 5.0
´âÂ÷¤l¡AChloride, m Eq¡þl 96 90 95 89 92 92
µù¡G(1)33ÀY­÷¨Å¥À½ÞÂ÷¨Å«e«á¡A»ó°é¸j©w±¡ªp¤U±Ä¨úÀVÀR¯ß¦å¼Ë¡C

(2)²D©u´Á¶¡¡A¦P¤@¾î¦æ¥­§¡­Èa,b¤p¼g¦r¥Àªí¥Ü¦³®t²§ÅãµÛ(P¡Õ0.05)¡C

Footnotes¡G

(1)Least squares means for 33 lactating sows, jugular vein blood sampled by snout teth ered condition around weaning day.

(2)a,b Means within warm season in the same row with different superscripts differ(P<0.05).

°Q½×

¤@¡B¦å²G²Õ¦¨¤ÀÀË´ú¼Æ¾Ú¥¿½T«×ÀË°Q¡G

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¤G¡BÅé²G¹q¸Ñ½è¥­¿Å»P¤º¦bÀô¹Ò«ù«í§@¥Î(homeostasis)¡G

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        ¦b¼ö©u®É¡A¹}®Æ¤¤²K¥[NaHCO3¡AÁöµMµLªk´£ª@­÷¨Å¥À½Þ¼ö©u¹}®ÆÄá­¹¶q¦Ü²D©u®Éªº¤ô·Ç¡AµM¦ÓNaHCO3¹ï¥À½Þ²£«á0~3¤é¹}®ÆÄá­¹¶qªº´£ª@(ªí4)¥H¤ÎµÎ¸ÑÅé²G»ÄÆP¥­¿Å¥¢½Õªº¼vÅT¬O¥þ¨­©Êªº¡G¥À½ÞÄá­¹NaHCO3«á¡A¥Ñ©ó¹q¤Æ¾Ç±è«×©Îº¯³zÀ£±è«×(electrochemical gradient or osmotic gradient)§ïÅÜ¡A«P¶i­G¸¢¡B¯Ø¸¢¡B¸z¸z¡BµÇ¤pºÞµ¥µÄ¸¢²Ó­M»P·L¦åºÞ¬É­±(i.e. gastric glands, pancreatic ductules, intestinal epithilium, glomerular tubules)¥H¤Î¬õ¦å²y»P¦å²M¶¡H+¡ÐNa+,Na+¡ÐK+,HCO3-¡ÐH+,HCO3-¡ÐCl-µ¥¹q¸Ñ½è¥æ´«³t²v¡A¹F­P¥t¤@¬ÛºA¹q¦ì¥­¿Å«í©wª¬ºA¡A¨Ï¦U²Õ´¸¢Åé¤Àªc¡B»Ä²G¹LÂo±Æ°£µ¥¥\¯à§ïµ½¡A½Õ¾A¼öºò­¢¹ï¤º¦bÀô¹Òªº½ÄÀ»¡A¥À½Þ¹}®ÆÄá­¹¶q¼W¥[¡A¤]¶¡±µ´£ª@¥À½Þ­÷¨ÅÁZ®Ä(ªí8)¡C

        ¥»¸ÕÅç¥çÆ[¹î¨ì¥À½Þ¤À®Y«á24¤p®É¤º¡AµL½×²D©u©Î¼ö©u¦å²G¤¤PO2¬Ò¦³¤U­°²{¶H(²£«e63~93mm Hg¡F²£«á45~79 mmHg)¡AÅã¥Ü¤À®Y´Á¶¡¤l®c¥­·Æ¦Ù¹B°Ê¯Ê®ñªº¸ñ¶H¡C¹}®Æ¤¤²K¥[NaHCO3¨Ï¦å²GÁͦV·LÆP©Ê(ªí7)¥ç¥i«P¨Ï¦å¬õ¯À®ñ¦X¦±½u¥ª²¾¡A¼W¥[Äâ®ñ¯à¤O¡C¦¹¥~¡A¦å²GÁͦV·LÆP¥ç´£°ª½ÞÅé¬õ¦å²yC«¬ºÒ»ÄÓþú@(carbonic anhydrase)¹ïCO2ªº¤ô¤Æ¦X¬¡©Ê(CO2 hydrase activity)¥i¯à§U¯q¼o®ð¿é°e±Æ¥XÅé¥~¡GÄá­¹NaHCO3¥À½Þ¨ä¦å²G¤¤PCO2¤ÀÀ£¸û¹ï·Ó²Õ§C¦ÓHCO3-¿@«×«o¼W°ª¥i¯à¤Ï¬M³o¤@ÁͦV¡C³o¨ÇÁ`¦X®ÄÀ³¹ï¥À½Þ¦å²G®ðÅé¥æ´«¡Aºû«ùÅé²G®ðÅé°ÊºA¥­¿Å¥²¦³À°§U¡C

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       ¹}®Æ¤¤²K¥[1.8¢H NaHCO3¡A­pºâ¥À½Þ¦b­÷¨Å²Ä4~10¤é¶¥¬q¡A¸ÕÅç²Õ¤ñ¹ï·Ó²Õ°¦¤é¦hÄá­¹2.5­¿Na(²D©u ¡G55g vs. 20g¡F¼ö©u¡G44g vs. 18g¡Fªí1»P4)¡A¤ÏÀ³¦b¼ö©u¥À½Þ²£«á15¤é¶¡ªñ¦ü¶¼¤ô¶q«h³B²z²Õ¤ñ¹ï·Ó²Õ¦h60¢H(P¡Õ0.01¡Fªí10¡C¦hÄá¤JNa¶Õ¥²¤Þ°_¦å²Mº¯³zÀ£ªº¥ß§YÅܰʦӤ޵o´÷·P¡A®a¯b¼W¥[¶¼¤ô¶q¥H¹ïÀ³´÷·P¡CµÇŦ¬°ºû«ùÅé²G¶u¶q«ù«í(sodium homeostasis)¡A¤Îºû«ù¦å²G¾A·íº¯³zÀ£ÂǧQ§¿ªº¤è¦¡±Æ¥XÃB¥~Na+(osmotic diuresis)¡C©Ò¥H¡A¹ï·Ó²Õ»P¸ÕÅç²Õ¥À½Þ¦å²Mº¯³zÀ£©¼¦¹±µªñ(ªí9)¡C¦hÄá¤JNa+¹ï¥À½Þ³ÌÅãµÛªº®ÄÀ³¬O«P¶i¥À½ÞÅ餺¤ô¤À©PÂà³t²v(water turn over rate)¡C­÷¨Å¥À½Þ¶¼¤ô¶q¼W¥[«P¶i®ø¤Æ¹D­¹ÁS³q¹L³t²v(rateofpassage of digesta)¡A¹}®ÆÄá­¹¶q¦]¤§¼W¥[(ªí4)¡C¯à°÷«P¶i­÷¨Å¥À½Þ¦h³Ü¤ô¡AÅãµM¥ç«P¶i¥À½ÞÅ餺¯à¶q¬y³q³t²v»Pªc¨Å¯à¤O¡A¨Ï­÷¨Å¥À½Þ¦å¿}¿@«×¼W¥[(ªí9)¡A¼ö©u®É¥J½Þ0~10¤é¼W­«ÅãµÛ(P¡Õ0.05)§ïµ½(ªí8)¡Cªc¨Å¤ûÄá­¹NaHCO3¥ç¦³¬Û¦P®ÄÀ³¡C°¨µ¥¤]³ø§i¹}®Æ¤¤²K¥[NaHCO3´£°ª¥À½Þ¨Å¥Ä¤¤¨Å³J¥Õ½è»P¨Å¯×ªÕ§t¶q¡C¨Å¥Ä¤¤Na+¡BK+¡BCl-µ¥¹q¸Ñ½è¬Oªì¥Í¥J½Þ¹q¸Ñ½èªº¥D­n¨Ó·½¡A¥À½Þ¨ÑÁý¨¬¶qNaCl¹ï¥J½Þ¦­´Áµo¨|¥i¯à¨ã¥¿­±®Ä¯q¡C°ª·ÅÀô¹Ò¥À½Þ¤ºªc¨t²Î«O¯dÅ餺¤ô¤À»P¹q¸Ñ½è¤ä¥X¡A¨Å¥Ä¤¤¤ô¤À¥H¤ÎNa+¡AMg++¡ACa++¡ACa++¡APO4-3µ¥¹q¸Ñ½èÅãµÛ´î¤Ö¡A¤£§Q¥J½Þ¦­´Áµo¨|¡ANa+«P¶i¥À½Þ¤ô¤À©PÂà³t²v¥i¯à¶¡±µ«P¶i¨Å¸¢¥¿±`¤Àªc¤ô¤À»P¹q¸Ñ½è¡A´£ª@¥J½Þ¦­´Á¼W­«¡C¥»¸ÕÅç¹ï·Ó²Õ0.5¢HNaCl¥Î¶q§Y¨Ì·ÓNRC±ÀÂ˶q¡A´«ºâ¦¨Na§t¶q¬ù¬°¹}®Æ¤§0.2¢H¡C¦]³B²z²Õ²K¥[1.2»P1.8¢H NaHCO3¡A¨Ï¹}®Æ¤¤Na§t¶q´£°ª¨ì0.74¢H»P0.91¢H(ªí1)¡C¸ÕÅçµ²ªGÅã¥Ü1.2¢H NaHCO3²K¥[¶q©|¥¼¯à±N¼ö©u­÷¨Å¥À½Þ¹}®ÆÄá­¹¶q¡B¶¼¤ô¶q¡B¥J½Þ¦­´Á¼W­«´£ª@¨ìÅãµÛ¤ô·Ç(ªí4¡B7»P10)¡AµM¦Ó¹}®Æ¤¤²K¥[1.8¢H NaHCO3¨ÏNa§t¶q¹F0.91¢H«h¥i§ï¶i«e­z¤TªÌ¦ÜÅãµÛ¤ô·Ç¡C¥i¨£¦b¥xÆW°ª·ÅÀô¹Ò¤Þ¥ÎNRCNa±ÀÂ˶q©|¦³­×¥¿ªÅ¶¡¡C

        ­÷¨Å¥À½Þ¦b¼ö©u¦]¦½¸¢ªc¦½¯à¤OÁ¡®z¡AªÍŦ©I®ð»]¤ô¤À©T©w¡AµÇŦ¿@ÁY§¿²Gªº¯à¤O¤S¸û¨ä¥L®a¯bÁ¡®z¡A¾ã­Ó­÷¨Å´Á¤ô¤À©PÂà³t²v¡A¼ö©u»P²D©u´X¥G¦P¦b105~110 ml¡þkg wt.¡þ¤éªº½d³ò¡C¥»¸ÕÅç¦b¹}®Æ¤¤²K¥[NaHCO3¡AÅý¥À½Þ¥H¼W¥[Äá¤JNaªº¤è¦¡¼W¥[¶¼¤ô¶q¤ÎÅ餺¤ô¤À©PÂà³t²v¡A±NÅé·F²`³¡ªº¼ö¶qÂǤô¤À¦b²Ó­M¶¡º¯³z¬yÂ઺¤èªk¶Ç¾É¨ìªc§¿¨t²Îªº§¿²G¡AÅý¥À½Þ¼W¥[±Æ§¿¡A±NÃB¥~¼ö¶q±Æ¥XÅé¥~¡A¹ï¼ö©u®É½ÞÅé´²¼ö¡A¥i¯à¦³À°§U¡C

        ¦¹¥~¡A¹}®Æ¤¤²K¥[NaHCO3¦Ó¥¼¥[¤JNaCl¡A¥À½ÞÅé²G¶È¥[¤JNa+¡AÁקK¥[¤JCl-¹ïÅé²G»ÄÆP¥­¿Å¤Î¹}®ÆÄá­¹ªº­t­±¼vÅT¡C

ªí10. ¼ö©u¹}®Æ²K¥[NaHCO3¹ï­÷¨Å¥À½Þ(1)²£«á15¤é¶¡ªñ¦ü¶¼¤ô¶q¤§¼vÅT

¡@ Dietary NaHCO3 level SEM ÅãµÛ¤ô·Ç(P­È)
0¢H

NaHCO3

1.2¢H

NaHCO3

1.8¢H

NaHCO3

Diet Breed D¡ÑB(2)
water intake, kg¡þday
Duroc

Landrace

14.70

19.40

16.25

26.25

17.31

31.27

5.16 0.06 0.0008 0.279

µù¡G(1)21ÀY­÷¨Å¥À½Þ¡A¨ä¤¤¡ADuroc 10ÀY¡FLandrace 11ÀY¦b¤À®Y«á15¤é¶¡¥­§¡­È¡C

(2)D¡ÑB³B²z»P«~ºØ¶¡ªº¥æ·P®ÄÀ³¡C

Footontes¡G

(1)Least squares means for 21 lactating sows, among which, 10 Duroc and 11, Landrace sows weresampled within 15 days postpartum.

(2)D¡ÑB Interaction between diet and breed.

¥|¡B¥À½Þ²£«á¥Í´Þ¹Dª¢¯g¹ï¹}®ÆÄá­¹¶q¡B­÷¨Å©Ê¯à¤§¼vÅT¡G

       ¥À½Þ²£«á©Î¦]§U²£©Î¦]·P¬V¦Ó­P¥Í´Þ¹Dª¢¯g¡A±`±`¼vÅT¹}®ÆÄá­¹¶q(ªí11)¡A­Y¦b²D©u¡A­÷¨Å¥À½Þ¤À¸Ñ¦Û¨­Åé½è©|¥i¤ä¼µ­÷¨Å©Ê¯à¡A¥J½Þ¼W­«¤£­P¹L¥÷¿ðº¢(ªí12)¡C¨ì¤F¼ö©u¡A­÷¨Å¥À½Þ¾AÀ³°ª·ÅÀô¹Ò¤O¤w¥¼¶e¡A­Y¦A·P¬V¥Í´Þ¹Dª¢¯g¡A­P¹}®ÆÄá­¹¶q¤U­°¡A«h¥i¯à¦b­÷¨Åªì´Á§Y¦³ªc¨Å¤£¨¬ªº±¡§Î¡A¥H¦Ü©ó¥J½Þ¦bµo¨|°_©l(0~10¤éÄÖ)¼W­«´N¤@¸ô¤U·Æ¡AÂ÷¨ÅÅé­«¸û¥¿±`¥À½Þ­÷¨|ªº¥J½Þ®t(P¡Õ0.1)¡CµL½×¦b²D©u©Î¼ö©u¡A·P¬V¥Í´Þ¹Dª¢¯gªº¥À½Þ¦b­÷¨Åªì´Á¨ä¹}®ÆÄá­¹¶q¶È¤Î¥¿±`¥À½ÞÄá­¹¶q¤@¥b(P¡Õ0.01)¡A¼vÅT¥À½Þ¥Í²£ÁZ®Ä¤ñ©u¸`®ÄÀ³©Î³B²z®ÄÀ³§óÄY­«¡C§^¤H¬Ý«Ý¼ö©u¥À½Þ¹}®ÆÄá­¹¶q§C¤Uªº°ÝÃDÀ³¬Ý¨ìÁôÂèä«áªº¥Í´Þ¹Dª¢¯g°ÝÃD¡C¨¾½d¤§¹D§Y¦b¥À½Þ¤À®Y§¹¤F­L¦ç±Æ¥X«á¡A¤@«ß¥Î®ø¬rÃĤô(Acrinol solution)Äé¬~¥Í´Þ¹D¨Ãª`®g§Ü¥Í¯À¡AÀ£¨î¥i¯àªº²Óµß·P¬V¡C        

ªí11. ¥¿±`­÷¨Å¥À½Þ»P¥Í´Þ¹Dµoª¢­÷¨Å¥À½Þ(1)¹}®Æªñ¦üÄá­¹¶q(¹}¾i°ò)¤ñ¸û

¥À½Þ

²£«á

²D©u ¼ö©u
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(n¡×14)

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(n¡×7)

¥¿±`

(n¡×13)

¥Í´Þ¹Dµoª¢

(n¡×10)

kg¡þday
²Ä0~3¤é(2) 4.14A 2.16B 3.92A 1.70B
²Ä4-10¤é(2) 5.60 4.69 4.66A 3.34B
²Ä11-28¤é 6.46 5.77 5.38 5.08
¥þ´Á(2)0~28 5.91 4.96 5.04A 4.28B
µù¡G(1)­÷¨Å¥À½Þ¤£¤À«~ºØ¡A²D©u21ÀY¡F¼ö©u23ÀY¡C¥Í´Þ¹Dµoª¢©w¸q¬°¥À½Þ²£«á³±¤á±Æ¥X²V¿BÖß²G¥B²£«á3¤é¹}®ÆÄá­¹¶q°¦¤é¦b3.0kg¥H¤U¡C

(2)¦P¤@©u¸`¤º¡A¦P¤@¾î¦æ¥­§¡­Èa,b¤p¼g¦r¥Àªí¥Ü¦³®t²§ÅãµÛ(P¡Õ0.01)¡C

Footnotes¡G

(1)Least squares means for the pooled lactating sows, regardless of breeds and and treatments. AMong that 21 sows were sampled for cool season observation, and 23 sows for warm season observation. THe reproductive organ infection was defined as the sows having turbid discharge and ate less than 3.0 kg feed within 3 days postpartum.

(2)Within the same season, A, B, Means in the same row with different superscripts differ (P<0.01).

ªí12. ¥¿±`­÷¨Å¥À½Þ»P¥Í´Þ¹Dµoª¢­÷¨Å¥À½Þ(1)­÷¨ÅÁZ®Ä(¥J½Þ¼W­«)¤ñ¸û

¥J½Þ

Åé­«

²D©u ¼ö©u
¥¿±` ¥Í´Þ¹Dµoª¢ ¥¿±` ¥Í´Þ¹Dµoª¢
¥J½Þ1¤éÄÖÅé­«(2)

²Ä0-10¼W­«(2)

²Ä11-28¤é¼W­«

¥þ´Á¼W­«0~28¤é

Â÷¨ÅÅé­«(2)

1.651

0.177

0.249

0.230

8.063

1.623

0.165

0.240

0.215

7.592

1.957

0.181A

0.225

0.209

7.829

1.773

0.133B

0.209

0.183

6.917

µù¡G(1)­÷¨Å¥À½Þ¤£¤À«~ºØ¡A¤£¤À³B²z¨ú¼Ë¡A²D©u21ÀY¡F¼ö©u23ÀY¡C¥Í´Þ¹Dµoª¢©w¸q¬°¥À½Þ²£«á³±¤á±Æ¥X²V¿BÖß²G¥B²£«á3¤é¹}®ÆÄá­¹¶q°¦¤é¦b3.0kg¥H¤U¡C

(2)¦P¤@©u¸`¤º¡A¦P¤@¾î¦æ¥­§¡­ÈA,B¤j¼g¦r¥Àªí¥Ü®t²§ÅãµÛ(P¡Õ0.05)¡C

Footnotes¡G

(1)Least squares means for the pooled lactating sows, regardless of breeds and and treatments. Among that, 21 sows were sampled for cool season observation, and 23 sows for warm season observation. The reproductive organ infection was defined as the sows having turbid discharge and ate less than 3.0 kg feed within 3 days postpartum.

(2)Within the same season, A, B, Means in the same row with different superscripts differ (P<0.05).

µ²½×»P«Øij

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