青贮添加剂对燕麦与首蓿混合青贮发酵品质的影响

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中图分类号S816.7文献标识码A文章编号 0517-6611（2025）11-0077-02

doi：10.3969/j.issn.0517-6611.2025.11.017

开放科学（资源服务）标识码（OSID）：

Effects of Silage Additives on the Fermentation Quality of Mixed Silage of Oat and Alfalfa

WANG Xiao-chun'，WANGZhi-yong，YANG Tian-huietal（1.InstuteofAnimal Science，Ningxia AcademyofAgricultureand orestrySciences，incuanNingxia5Oo;.anSepBreedingFariningxiaHuutooousRegionYanchiingxia0）

AbstractInordertoexploretheefetsofdiferentsilageaditivesonthemixedfermentationqualityofwhole-plantoatandalfalfa ， wesetupcontrolgoup（noadition），andfiveaddivegrous，includingtestIgroup（adingcompoundbacterialagent），estIgoup （adding compound enzyme preparation），test I group （adding compound bacterial agent + compound enzyme preparation），test IV group （addingformiccid）testVroup（dingpropioiccid）AerOdasthetatioquitydtritcompositioofsigefeed weredetermied.TeresultsshowedtatthereasnosignificantdiferenceinpHbetweenaditivetreamentgroupsandcontrolgroup（ P> （2 0.05）.The lactic acid content in test I group was significantly higher than that in other groups.Acetic acid content in test groups I，II，II were significantly higher than that in control group（ P<0. 05 ）.The contents of lactic acid and acetic acid in test group IV were the lowest， which were significantly differences with those in other groups（ P<0. 05 ）. The crude protein content of mixed silage in additive treatment groups significantly increased than that in control group（ P<0.05 ）. The contents of soluble carbohydrate in test groups IV was significantly higherthanthoseinothergrous，ndthecotentofcidetergetfiberintestgoups，Vwassignificantlylowerhanthatinotolgoup （ P<0.05 ）.In conclusion，addingcompound bacterialagent，compound enzyepreparation，compound bacterialagent+compound enzyme preparation，focidropioicciddnobousiprovntctotfeetatioualityfteixedilageofollatt and alfalfa，but it improved its crude protein content.

Key wordsForage oats;Alfalfa;Additive;Nutritional value;Fermentation characteristics

饲用燕麦（AvenasativaL.）因营养价值、消化率高、抗逆性强等优点[1]，在我国高寒地区广泛种植，也是粮食作物前后茬复种及南方冬闲田经常种植的禾本科草。（剩余4634字）