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The Effects of Wilting and Additives on the Fermentation Quality and Nutritive Value of Oakleaf Goosefoot(Chenopodium glaucum L.) Silage

晾晒和添加剂对灰绿藜青贮发酵品质和营养成分的影响



全 文 :!23" !3#
 Vol.23  No.3
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ACTA AGRESTIA SINICA
   2015$  5%
  May.  2015
犱狅犻:10.11733/j.issn.10070435.2015.03.024
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67

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犜犺犲犈犳犳犲犮狋狊狅犳犠犻犾狋犻狀犵犪狀犱犃犱犱犻狋犻狏犲狊狅狀狋犺犲犉犲狉犿犲狀狋犪狋犻狅狀犙狌犪犾犻狋狔犪狀犱犖狌狋狉犻狋犻狏犲
犞犪犾狌犲狅犳犗犪犽犾犲犪犳犌狅狅狊犲犳狅狅狋(犆犺犲狀狅狆狅犱犻狌犿犵犾犪狌犮狌犿犔.)犛犻犾犪犵犲
ZOUXinping1,ZHANGLin1,TAOGeng1,XUQingfang1,
GAOWenjun1,WANGYongxin1,TONGLirong1,YUZhu2
(1.ColegeofAnimalScienceandVeterinaryMedicine,ShanxiAgriculturalUniversity,Taigu,ShanxiProvince030801,China;
2.ColegeofAnimalScienceandTechnology,ChinaAgriculturalUniversity,Beijing100193,China)
犃犫狊狋狉犪犮狋:Thefermentativequality,nutrient,nitritecontentofbaggedoakleafgoosefootsilagewithdiffer
entmoisturecontents(75.65%and71.39%)andadditives(sucroseadditiveamount:20g·kg-1andfor
micacidadditiveamount:6mL·kg-1)werestudied.Resultsshowedthatthewatersolublecarbohy
dratesandlacticacidcontentofoakleafgoosefootsilagewithsucroseorformicacidincreasedsignificantly
(犘<0.01),whereastheaceticacidcontent,ammonianitrogencontentandpHdecreasedobviously(犘<
0.01).TheDM,watersolublecarbohydrates,ashandpHofthesilageofwiltingoakleafgoosefootin
creased;whereasthenitrate,ammonianitrogenandaceticacidcontentsofthesilagedecreased.However,
addingsucroseorformicacidandwiltingwasnosignificantinfluenceontheCP,NDF,ADFcontentand
drymatterrecoverrate.Thesilagefermentationqualityofoakleafgoosefootcouldbeimprovedbyadding
eitherformicacidorsucrose,especialywhenthematerialwasinitialywilted.
犓犲狔狑狅狉犱狊:Oakleafgoosefoot;Silagequality;Formicacid;Sucrose;Additive;Wilting
EFGH
:20140915;IJGH:20141214
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Table1 Thecharacteristicsofoakleafgoosefootmaterial
¿¥Item
Ë5Treatments
ÄFFresh SÝ Wilting
¹&ÀDM/%FW 24.35±0.14 28.61±0.21
`ëÒCP/%DM 23.92±0.06 22.52±0.14
8ñO^M(
NDF/%DM
50.36±0.37 52.84±1.25
½ñO^M(
ADF/%DM
47.24±1.84 49.75±0.36
ÝJAsh/%DM 9.24±0.39 10.29±0.11
ÉøñÄÉ\&
WSC/%DM
7.86±0.47 6.40±0.21
iìôð
BC/mE·kg-1DM
547.28±1.98 526.70±21.23
ܽÕ
Nitrate/mg·kg-1DM
888.12±2.38 931.42±12.39
&ܽÕ
Nitrite/mg·kg-1DM
1.25±0.41 1.22±0.28
ÿNa/mg·g-1DM 3.78±0.27 4.21±0.13
¿K/mg·g-1DM 75.05±0.14 76.14±0.17
  •:DM,¹&À;FW,Ä~;CP,` ëÒ;NDF,8ñO^M(;ADF,
½ñO^M(
;WSC,ÉøñÄÉ\&;BC,iìôð;Na,ÿ;K,¿,


Notes:DM,drymatter;FW,freshweight;CP,crudepro
tein;NDF,neutraldetergentfiber;ADF,aciddetergentfiber;
WSC,watersolublecarbohydrare;BC,bufferingcapacity;Na,natri
um;K,potassium,thesameasbelow.
2.2 MN%&oûBbÂ
Ý+2vÀ,ÝñÛSÝ¢*úûü6â½&
â

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œ‹ÕÖ
(犘 <0.01)。*úâ½6ûüjSݜ
‹ƒ&â8üòŒ¯"
(犘 <0.01);SÝË5ô
œ‹ƒÝñÛ&â8û½¯"
(犘<0.01)。SÝ
¢&âôœ‹ƒ&âpH (犘 <0.01)。
2.3 MN%&oé,*å
Ï+3vÀ,SÝ6*ú)<ÝñÛ&â8
CP,NDF,ADF,DMRj K¯"ÿœ‹ÕÖ,-S
Ý&¢â9œ‹ƒ&â8ܽկ"
(犘<0.
01)。SÝ¢&â9œ‹¦Ñ&âcâ¹&À¯"。
SÝ¢&✋¦Ñ&â8INa¯"(犘<0.05)。
*ú)6SÝË5

9œ‹¦ÑÝñÛ&â8 WSC
¯"
(犘<0.01)。
3 œ
3.1 <¿nÁMN%&oÔÕ
?íîÌÍ+›

*úûü6â½ÕÖÝñÛ&
âIüòŒ

âý½I¯"jpH。*úûüÄâpH
jüòŒ¯"9œ‹ƒÞ<à«

çpHf3.59~
3.98,¶Henderson[18]¸|I*úâ½vP£&â
IpHØ4.0€a¬¥Š。:;<[h(犣犲犪犿犪狔狊
L.)¨ âŽ\.*ú)Iºp,–¦¸[19]#’,*
úâ½vP4[h/¨âI’t»À

~8ä

[20]
¸ | ; Ò L ] l å
(犕犲犾犻犾狅狋狌狊狊狌犪狏犲狅犾犲狀狊
Ledeb.)SÝ8h¢&âj*úâ½(20mL·kg-1),
ÒL]lå&â»ÀvPœ‹4

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üòŒI¯"

<¶?íî€a¬¥Š

q2 MN%&oûBbÂ
Table2 Thefermentationcharacteristicsofoakleafgoosefootsilage
Ë5
Treatments
¿¥Item
*ú)
Additives
pH
ݽLA/
%DM
û½AA/
%DM
P½PA/
%DM
;½BA/
%DM
üòŒAN/
%TN
<àCK 4.67±0.08Bb 1.16±0.01Ee 1.42±0.01Aa 0.00±0.00Aa - 1.69±0.01Aa
ÄâFresh ûüSucrose 3.59±0.17Ee 1.30±0.01Cc 1.20±0.01Dd 0.03±0.00Aa - 1.10±0.04Bb
â½Formicacid 4.26±0.13Cc 1.53±0.01Aa 1.27±0.01Cc 0.00±0.00Aa - 0.85±0.32Cc
<àCK 5.53±0.07Aa 1.14±0.03Ee 1.36±0.01Bb 0.03±0.00Aa - 1.09±0.02Bb
SÝ Wilting ûüSucrose 3.98±0.06Dd 1.46±0.01Bb 1.28±0.01Cc 0.03±0.00Aa - 0.91±0.02Cc
â½Formicacid 3.49±0.08Ee 1.26±0.01Dd 1.17±0.01Ee 0.00±0.00Aa - 0.63±0.05Dd
SÝ Wilting  NS  NS NS 
œ‹ñöî
Significancetest
*ú)
Additives
   NS NS 
†xInteraction    NS NS 
  •:NS,‹œ‹;犘<0.05,犘<0.01;"-"döØ。Œæ¼{¯‹Œwx+ÅãRœ‹,à…wx+ÅãR9œ‹(犘<0.01),
4…wx+ÅãRœ‹
(犘<0.05),NS+ÅãR‹œ‹。CK,<à;LA,ݽ;AA,û½;PA,P½;BA,;½;AN,üòŒ;TN,²Œ;Œ
Note:NS,nosignificant;犘<0.05,犘<0.01;"-"nodetection.Valueswithdiferentcapitallettersinthesamerowshowextremelysig
nificantdiference(犘<0.01).Valueswithdiferentsmallettersinthesamerowshowsignificantdiference(犘<0.05).CK,contrast;LA,lacticacid;
AA,aceticacid;PA,propionicacid;BA,butyricacid;AN,ammoniantrogen;TN,totalnitrogen;thesameasbelow
306
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4.
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4.
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Aa
4.
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±0
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90
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±2
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27
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Bb
21
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.43
Aa
1.
08
±0
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50
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±0
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AB
ab
42
.01
±0
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Bc
10
.46
±0
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Aa
89
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±1
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Aa
98
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84
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4.
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29
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23
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1.
44
±0
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Cc
49
.59
±0
.04
Bb
43
.34
±0
.02
Bc
10
.91
±0
.03
Aa
90
.84
±1
.51
Aa
81
6.
09
±1
14
.61
Aa
4.
36
±0
.50
AB
ab
4.
63
±0
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Aa

89
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±0
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BC
bc
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30
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±0
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21
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±0
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1.
15
±0
.01
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51
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±0
.03
AB
ab
44
.03
±0
.02
Bb
10
.13
±0
.59
Aa
89
.30
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.60
Aa
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