Effects of Stylosanthes guianensis and Aeschynomene histrix on the yield, proximate composition and in-situ dry matter and crude protein degradation of Panicum maximum (Ntchisi)

F T Ajayi; O J Babayemi; A A Taiwo

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Effects of Stylosanthes guianensis and Aeschynomene histrix on the yield, proximate composition and in-situ dry matter and crude protein degradation of Panicum maximum (Ntchisi)

机译：广花香和厚皮香根草对of药产量，邻近成分，原位干物质和粗蛋白降解的影响

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Drymatteryield,chemicalcompositionandmineralcontentandnitrogendegradabilityoffourweeklycutgrass/legumemixtureswereevaluatedusingfistulatedN'damacattle.ForagesevaluatedwerecombinationsofPanicummaximum(PM)intercroppedwithStylosanthesguianensis(stylo),PMintercroppedwithAeschynomenehistrix(histrix),PM/stylomixture,PM/histrixmixture,solePM,Styloandhistrix.Theforageswerecultivatedinarandomizedcompleteblockdesignwiththreereplicates.Drymatteryield(Kg/ha)amongtreatmentsweresignificant(P0.05),themeanvaluerangedbetween1573kg/hainsolePMand2345kg/hainPMintercroppedwithstylo.Thecrudeproteinwasbetween7.63and8.85g/100gDM.Phosphorus,calcium,sodiumandironcontentofPMincreasedwhenintercroppedwithhistrixandstylo.Drymatterandproteindegradabilitycharacteristicsofforagewereevaluatedat0,6,12,24,48,72and96hoursusingtheequationP=a+b(1-e-ct).Theinsolublebutfermentablefraction,brangedfrom40.79insolePMdietto42.25g/100gDMinPM/histrixmixture(P0.05).Rateofdegradation,cof2.9%h-1wasobtainedinsolePMdiet,betterresultswereobtainedforthePM/legumemixturesandthesolelegumes.Potentialdegradabilityofsubstratesrangedfrom66.03inPMonlyto66.63g/100gDMinPM/histrixmixture.ProteindegradabilityofbwasbetterinPM/legumemixtures(P0.05)thanthePMonly.Themeanvaluesofcrangedfrom4.0%h-1inPMonlyto7.0%h-1inPM/stylomixture.Thepotentialdegradability,a+brangedfrom47.62inPMonlyto60.39g/100gDMinPM/stylomixture.Significantcorrelation(P0.05)existedbetweenbvalueofdrymatter(DM)andN-degradationaswellastheDMandCPcontentofthediets.ThepotentialdegradabilityvaluesofN-degradationandtheDMandCPcontentoftheproximatecompositionofthedietsweresignificantlycorrelated(P0.05).TheeffectivedegradationvaluesofDMandN-degradabilityoftheetherextractsandNitrogenFreeExtract(NFE)werehighlycorrelated(P0.01).ThisresultshowedthatintercroppingPanicummaximumwithAeschynomenehistrixorStylosanthesguianensiswouldresultinincreaseinthenutritionalstatusofthePanicummaximumandenhancesbetterdegradability.

机译：Drymatteryield，chemicalcompositionandmineralcontentandnitrogendegradabilityoffourweeklycutgrass / legumemixtureswereevaluatedusingfistulatedN'damacattle.ForagesevaluatedwerecombinationsofPanicummaximum（PM）intercroppedwithStylosanthesguianensis（柱花草），PMintercroppedwithAeschynomenehistrix（histrix），PM / stylomixture，PM / histrixmixture，solePM，Styloandhistrix.Theforageswerecultivatedinarandomizedcompleteblockdesignwiththreereplicates.Drymatteryield（公斤/公顷）amongtreatmentsweresignificant（PLT; 0.05），themeanvaluerangedbetween1573kg /hainsolePMand2345kg/hainPMintercroppedwithstylo.Thecrudeproteinwasbetween7.63and8.85g/100gDM.Phosphorus,calcium,sodiumandironcontentofPMincreasedwhenintercroppedwithhistrixandstylo.Drymatterandproteindegradabilitycharacteristicsofforagewereevaluatedat0,6,12,24,48,72and96hoursusingtheequationP=a+b(1-e-ct).Theinsolublebutfermentablefraction,brangedfrom40.79insolePMdietto42.25g/ 100gDMinPM /组织混合液（P 0.05）。降解率，在鞋底PMdiet中获得cof2.9％h-1，更好对于PM /豆类混合物和唯一的豆类，获得其潜在的可降解性。仅PM /组份混合物中基质的潜在可降解性范围为66.03g /100gDM。PM/豆类混合物中蛋白质的可降解性更好（PM）/ PM-1中的可溶性的比例仅为60％/ PM-1，其平均分度为7.0％/ p％，其残渣的可降解性仅为7.0％。PPM-1的可溶性仅为6％。 100gDMinPM / stylomixture.Significantcorrelation（PLT; 0.05）existedbetweenbvalueofdrymatter（DM）和N- degradationaswellastheDMandCPcontentofthediets.ThepotentialdegradabilityvaluesofN-degradationandtheDMandCPcontentoftheproximatecompositionofthedietsweresignificantlycorrelated（PLT; 0.05）.TheeffectivedegradationvaluesofDMandN-degradabilityoftheetherextractsandNitrogenFreeExtract（NFE）werehighlycorrelated（PLT; 0.01）.ThisresultshowedthatintercroppingPanicummaximumwithAeschynomenehistrixorStylosanthesguianensiswouldresultinincreaseinthenutritionalstatusofthePanicummaximumandenhancesbetterdegradability。

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《Livestock research for rural development》 |2007年第3期|共页
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F T Ajayi; O J Babayemi; A A Taiwo;
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Effects of Stylosanthes guianensis and Aeschynomene histrix on the yield, proximate composition and in-situ dry matter and crude protein degradation of Panicum maximum (Ntchisi)

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