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《青貯飼料（silage）》由會(huì)員上傳分享，免費(fèi)在線閱讀，更多相關(guān)內(nèi)容在教育資源-天天文庫。
1、青貯飼料（Silage）Atpresent,therapiddevelopmentofthecattleindustry,cattle(cattle,cattle)farmersandhouseholdsincreased,theincreasingnumberofcattle.Theproductionpracticehasproved,togetagoodcow,cattleraisingeconomicbenefits,inadditiontoeatgreeninsummerandautumn,wint
2、erandspringseasonalsodotoletthecattleeatgreenfeed.Silageworkistheonlywaytosolvetheproblem.Summerandautumnarethegoldenseasonoffeedsilage.Inthepastyearsofsilagework,somefarmerswerenotawareoforhadapoorgraspofthetechnicalaspectsofthesilageprocess,whichresultedi
3、nthefailureofthesilageandcausedunduelosses.Tothisend,thesilagetechnologyquestionandanswerformisintroducedasfollows.1.whataresilageandsilage?Whatarethemainbenefits?Answer:silageistocropstraw(cornstraw,etc.)inthefreshgreencut,choppedintosealedenclosedcellar,m
4、adebymicrobialfermentationofastorageresistantfeed.Thefeedbasicallyretainsthegreen,juicy,nutritiousandothercharacteristicsofthegreenfodder.Themainbenefitsofsilageare:(1)therawmaterialsofsilageareabundant,cropstraw(suchascornstraw,etc.),allkindsofweeds,grass,
5、sweetpotatoseedlings,leavesandsoon,canbesilage.(2)silageisrichinnutrients.Whenmaking,thewholestraw(includingstems,stemsandleaves)canbeusedforensiling,andthegreenandleavesofthestrawcanbepreserved.Therefore,mostofthenutrients(85%ormore)ofcropstrawscanbepreser
6、ved,andthelossofcrudeproteinandcaroteneisless(generally30%to40%ofthenutrientslostafterdrying,andalmostallofthevitaminsarelost).(3)duetosilagesoftandjuicy,sweetandsourscent,goodpalatability,verysuitableforfeedingbeefcattle,beefcattlefeedingislove;andcanpromo
7、tethesecretionofdigestivegland,toimprovethedigestibilityofgoodeffect.(4)themethodofmakingsilageissimpleandconvenient,anditisnotlimitedbyclimateandseason.Thenutritivevalueofforagecanbekeptforalongtime(manyyears).Therefore,itisnecessarytomeettherequirementsof
8、beefandcattleforfeedinggreenfodderinwinterandspring(oryearround).(5)silagecanmakefulluseoftherichlocalforageresources,especiallytheuseofalargenumberofcornstoversilagefeedingbeefcattle,whichcangreatlyre
