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绮炬皑閰告槸鍔ㄧ墿浣撳唴鐨勪竴绉嶉噸瑕佺殑纰辨€ф皑鍩洪吀锛屽湪璁稿浠ｈ阿杩囩▼涓彂鎸ラ噸瑕佷綔鐢╗1]銆傝繎骞存潵鍥藉唴澶栫爺绌惰瘉瀹烇紝鏃ョ伯涓坊鍔燣-绮炬皑閰歌兘鎻愰珮鐢熼暱鐚殑鏃ュ閲峓2,3]銆傚悓鏃剁爺绌惰繕鍙戠幇锛岀簿姘ㄩ吀鑳介檷浣庢枡鑲夋瘮[4]銆佹敼鍠勮倝鍝佽川鍜屾彁楂樻姉姘у寲鑳藉姏[5]锛岄€氳繃鍚屾椂鎻愰珮缁嗚優鍏嶇柅鍜屼綋娑插厤鐤敼鍠勬満浣撳厤鐤姛鑳絒6]锛屼絾鍙楁坊鍔犳垚鏈拰閰嶆柟绌洪棿鐨勫奖鍝嶏紝澶栨簮娣诲姞绮炬皑閰哥殑鏂规硶鏈兘鍦ㄥ疄闄呯敓浜т腑寰楀埌搴旂敤銆�

N-姘ㄧ敳閰拌胺姘ㄩ吀(NCG)鏄疦-涔欓叞璋锋皑閰�(NAG)鐨勭粨鏋勭被浼肩墿锛孨AG鏄簿姘ㄩ吀鍐呮簮鎬у悎鎴愰€斿緞涓繀闇€杈呭姪鍥犲瓙姘ㄧ敳閰扮７閰稿悎鎴愰叾-1(CPS-1)浠ュ強浜屾阿鍚″挴-5-缇ч吀鍚堟垚閰�(P5CS)鐨勫彉鏋勬縺娲诲墏[7]銆侼CG鍦ㄥ父娓╁父鍘嬫潯浠朵笅鐞嗗寲鎬ц川绋冲畾锛屽彲浠ユ浛浠AG浣滀负鍐呮簮绮炬皑閰镐唬璋㈡縺娲诲墏锛屼笉骞叉壈鑲犻亾鍚告敹鏃ョ伯涓殑鑹叉皑閰稿拰鍏朵粬纰辨€ф皑鍩洪吀锛屾寔缁縺娲昏偁閬撲腑鐡滄皑閰哥殑鍚堟垚锛屼績杩涚簿姘ㄩ吀鐨勫唴婧愬悎鎴愶紝杈惧埌骞宠　渚涚粰銆傚湪21鏃ラ緞鏂ザ浠旂尓涓婃坊鍔�0.09%鐨凬CG鑳芥湁鏁堟彁楂樹粩鐚殑骞冲潎鏃ラ噰椋熼噺鍜屾棩澧為噸锛岄檷浣庤娓呭翱绱犳爱鍜岀⒈鎬х７閰搁叾娲绘€8]銆傛坊鍔�0.08%NCG鑳芥湁鏁堥檷浣庤吂娉荤巼锛屾湁鍒╀簬缂撹В鏃╂湡浠旂尓鏂ザ搴旀縺[9]銆傚洜姝わ紝鍦ㄩゲ绮腑娣诲姞閫傚疁姘村钩鐨凬CG鑳芥湁鏁堟彁楂樺姩鐗╂満浣撶殑钀ュ吇鍚告敹鏁堢巼锛屾彁楂樺吇娈栦笟鐨勭粡娴庢晥鐩娿€傛湰璇曢獙鏃ㄥ湪鎺㈢┒鑲茶偉鐚ゲ绮腑娣诲姞NCG瀵瑰叾鐢熼暱鎬ц兘鍙婄粡娴庢晥鐩婄殑褰卞搷锛屼负鐢熶骇涓悎鐞嗕娇鐢∟CG鎻愪緵绉戝渚濇嵁銆�

1鏉愭枡涓庢柟娉�

1.1 璇曢獙鍔ㄧ墿鍙婇ゲ绮�

閫夊彇90澶翠綋閲嶇浉杩戠殑鏉溍楅暱脳澶т笁鍏冩潅浜よ偛鑲ョ尓(80卤10kg)杩涜璇曢獙锛屾寜鐓т綋閲嶇浉杩戝師鍒欙紝闅忔満鍒嗕负3涓鐞嗭紝姣忎釜澶勭悊3涓噸澶嶏紝姣忎釜閲嶅10澶寸尓銆傚鐓х粍涓轰笉娣诲姞NCG鐨勫熀纭€鏃ョ伯锛屽熀纭€鏃ョ伯鍙傜収NY/T65-2004鎺ㄨ崘鐨勮偛鑲ョ尓钀ュ吇闇€瑕侊紝鍩虹鏃ョ伯閰嶆柟瑙佽〃1銆傝瘯楠岀粍楗茬伯鍦ㄥ熀纭€鏃ョ伯涓垎鍒坊鍔�0.5kg/t銆�1kg/tNCG銆傝瘯楠屽紑灞曚簬2015骞�2鏈�20鏃ヨ嚦2015骞�3鏈�21鏃ワ紝涓烘湡29澶┿€�

1.2 楗插吇绠＄悊

璇曢獙鍦ㄥ箍瑗垮崡瀹佽禌鍢夌鐚満杩涜锛屾瘡澶╁垎2娆￠ゲ鍠�(07:00鍜�17:00)锛岃嚜鐢遍ギ姘淬€傞ゲ鍏荤鐞嗛伒寰妯″寲鐚満绠＄悊鍒跺害杩涜鍏嶇柅鍜屽父瑙勭鐞嗭紝瀹氭椂娓呮壂鐚湀鍜屾秷姣掞紝骞朵繚璇佽垗鍐呮竻娲佸共鐕ャ€侀€氶鑹ソ銆佹俯搴﹂€傚疁;姣忓ぉ璁板綍娓╁害銆佹箍搴︼紝瑙傚療鐚兢閲囬鎯呭喌銆佺勃渚垮強鍋ュ悍鐘跺喌銆�

1.3 璇曢獙鏉愭枡

璇曢獙鍔ㄧ墿鐢卞箍瑗垮崡瀹佽禌鍢夌鐚満鎻愪緵锛孨CG(绾害鈮�97%)鐢变簹澶叴鐗�(鍖椾含)绉戞妧鏈夐檺鍏徃鎻愪緵銆�

1.4 妫€娴嬫寚鏍�

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1.5 缁熻鍒嗘瀽

璁板綍璇曢獙闃舵鐨勬暟鎹紝灏嗚瘯楠岀粍涓庡鐓х粍鏁版嵁杩涜姣旇緝銆傛暟鎹厛鐢‥xcel浣滃垵姝ョ粺璁★紝閲囩敤SPSS17.0杞欢杩涜閲嶅鏁颁笉绛夌殑鏂瑰樊鍒嗘瀽锛屽鐞嗛棿鐨勫樊寮傞噰鐢‵妫€楠岋紝鐧惧垎鏁伴噰鐢ㄏ�2妫€楠屻€傞櫎鐧惧垎鏁颁互澶栵紝鎵€鏈夋暟鎹潎浠ュ钩鍧囧€悸辨爣鍑嗚琛ㄧず锛屼互P<0.05浣滀负宸紓鏄捐憲鎬ц瘎鍒ゆ爣鍑嗐€�

N-姘ㄧ敳閰拌胺姘ㄩ吀瀵硅偉鑲茬尓鐢熼暱鎬ц兘鍙婄粡娴庢晥鐩婄殑褰卞搷

N-姘ㄧ敳閰拌胺姘ㄩ吀瀵硅偉鑲茬尓鐢熼暱鎬ц兘鍙婄粡娴庢晥鐩婄殑褰卞搷

1棰勬贩鏂欎负姣忓崈鍏嬫棩绮彁渚汣u15mg锛孎e110mg锛孼n95mg锛孧n25 mg锛孖0.4mg锛孲e0.5mg锛孋o0.5mg銆傚彟娣诲姞鍗庣綏澶氱淮117 300g/t銆俆he premix provided the following per kg of diets: Cu15mg,Fe110mg, Zn95mg, Mn25mg, I0.4mg,Se0.5mg, Co0.5mg, 117Hua Luo multidimensional 117 300g/t.

2绮楄泲鐧姐€侀挋銆佺７涓哄疄娴嬪€硷紝鍏朵綑鍧囦负璁＄畻鍊笺€侰P, Ca, P were measured values, while the others were calculated values.

2缁撴灉

N-姘ㄧ敳閰拌胺姘ㄩ吀瀵硅偉鑲茬尓鐢熼暱鎬ц兘鍙婄粡娴庢晥鐩婄殑褰卞搷

N-姘ㄧ敳閰拌胺姘ㄩ吀瀵硅偉鑲茬尓鐢熼暱鎬ц兘鍙婄粡娴庢晥鐩婄殑褰卞搷

N-姘ㄧ敳閰拌胺姘ㄩ吀瀵硅偉鑲茬尓鐢熼暱鎬ц兘鍙婄粡娴庢晥鐩婄殑褰卞搷

3璁ㄨ

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鍥藉唴澶栬澶氱爺绌跺凡缁忚〃鏄庯紝NCG鑳芥湁鏁堟彁楂樺姩鐗╃敓浜ф€ц兘銆俉u绛塠16]缁�4鏃ラ緞鍝轰钩浠旂尓姣忔棩涓ゆ鐏屾湇50mg/kg BW鐨凬CG鑷�14鏃ラ緞鍚庯紝浠旂尓琛€娴嗕腑绮炬皑閰告祿搴﹀鍔犱簡68%锛屽钩鍧囨棩澧為噸鎻愰珮61%銆侳rank绛塠17]瀵�9鏃ラ緞鐨勫摵涔充粩鐚瘡澶╀袱娆＄亴鏈�50mg/kg BW鐨凬CG鑷�17鏃ラ緞鏃讹紝浠旂尓骞冲潎鏃ュ閲嶆彁楂樹簡25%銆傜帇鐞ら煛绛塠18]鐮旂┒鍙戠幇锛�0.04%鍜�0.08%鐨凬CG鑳芥湁鏁堝鍔犵矖铔嬬櫧鍙婄７鐨勬秷鍖栫巼锛屽浠旂尓鐨勪績鐢熼暱鏁堟灉鏄捐憲銆傚懆绗戠妬绛塠19]鐮旂┒鍙戠幇锛屼笌瀵圭収缁勭浉姣旓紝鏃ョ伯娣诲姞0.1% NCG鐨勭幆姹熼鐚钩鍧囨棩澧為噸鏄捐憲鍗囬珮锛屾枡閲嶆瘮鏄捐憲闄嶄綆锛岀矖铔嬬櫧銆佺矖鑴傝偑鍙婂共鐗╄川琛ㄨ娑堝寲鐜囧潎鏈夋墍鍗囬珮銆傛澶栨坊鍔燦CG瀵瑰皬榧犵敓闀挎€ц兘鐨勭爺绌朵篃琛ㄦ槑锛屽湪楗叉枡涓坊鍔犱笉鍚屾按骞砃CG鑳藉涓嶅悓绋嬪害鎻愰珮灏忛紶鐨勬棩澧炶川閲忥紝闄嶄綆楗叉枡涓庝綋璐ㄩ噺姣擺20]銆傛湰鐮旂┒缁撴灉琛ㄦ槑锛�0.1%NCG缁勮緝鍏朵綑涓ょ粍鏃ュ閲嶅鍔�80g锛屾枡鑲夋瘮涔熸樉钁楅檷浣庯紝浜х敓杩欑缁撴灉鐨勫師鍥犲彲鑳芥鏄ˉ鍏匩CG鑳戒績杩涗綋鍐呯簿姘ㄩ吀鍜岀摐姘ㄩ吀[21]鐨勫悎鎴愶紝杩欐湁鍒╀簬鏈轰綋鍚堟垚铔嬬櫧璐紝杈惧埌淇冪敓闀跨殑鏁堟灉銆�

4缁撹

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