Eduardo Beltranena 博士给断奶仔猪和哺乳母猪饲喂花生副产品.pdf

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1、Feeding peanuts&coproducts to Feeding peanuts&coproducts to weaned pigs and lactating sowsweaned pigs and lactating sowsEduardo Beltranena&CollaboratorsFeeding peanuts&coproductsFeeding peanuts&coproducts North Carolina ranks 3rd in US peanut production.510M Lb in 33 counties(Ag Census 2022).Legumes

2、 fixates own N,drought tolerance.Excess production and lower quality peanuts can be fed to weaned pigs as source of energy.Peanut skins can be a source of fiber and fat to sows to improve welfare,performance,immunity.High-oleic cultivars,food grade,make it so that risk of mycotoxins is low.Feeding p

3、eanuts to weaned pigsFeeding peanuts to weaned pigs 240 crossbred pigs were housed 4/pen at NCSU SEU.Pigs were fed 0,4,8,12,16%high-oleic(82.4%of EE),raw,unblanched peanuts(27.7%CP,49.6%EE).Peanuts replaced corn,SBM.Soy oil and lysine HCl were added to equalize lysine:energy ratio.Feeding peanuts to

4、 weaned pigsFeeding peanuts to weaned pigs585.8463.2813.4583.4450.2794.3588.4451.8783.7587.2450.8785.3537.9425.9803.1300400500600700800900Feed disappearance,g/dWeight gain,d/dGain:feed,g/kgGrowth Performance0481216%peanutsSEM 37.0Linear P 0.05SEM 24.6SEM 17.012 replicate pens/treatmentFeeding peanut

5、s to weaned pigsFeeding peanuts to weaned pigs01020304050Belly fatty acid composition016%peanutsP 0.05SEM 0.03SEM 2.43SEM 0.22P 0.01SEM 0.68P 0.001SEM 2.84P 0.001SEM 1.46SEM 0.28P 0.01SEM 0.05P 0.001SEM 0.07SEM 0.5112 replicate pens/treatmentFeeding peanuts to weaned pigsFeeding peanuts to weaned pi

6、gsTake-home messagesIncreasing the dietary inclusion of raw peanuts linearly reduced overall daily weight gain and final trial weight(0.5 Lb/each 4%inclusion).Feeding 16 vs.0%peanuts increased oleic but reduced other fatty acids in belly tissue.Narrow down the energy value and oil availability in ra