幾種高梁屬植物農(nóng)藝性狀的綜合評價及遺傳相關(guān)性分析.pdf

1、甘肅農(nóng)業(yè)大學碩士學位論文幾種高梁屬植物農(nóng)藝性狀的綜合評價及遺傳相關(guān)性分析姓名：周玉雷申請學位級別：碩士專業(yè)：草業(yè)科學指導教師：曹致中20040601AbstractThefbragegrassesofsorghumwereplantedatCaowoVillageinJingtaiCounty(1yinginoasisirrigatingarea)andLongmenvillageinLingtaiCounty(1yinginloess

2、Plateau)Thephenologyperiod，freshyield，hayyield，seedyield，nutritioncompositionandperoxidaseisozymesoftheplantmaterialofforagesorghum(includeDeruiJowarIandJiuyinNo1cultivars)Sudangrass(includeYanchiXinsuNo2andQitaiCultivar

3、s)Sweetsorghum(includeItalyandlioucultivars)GaodangrasshybridspeciesofsorghumandSudangrass，includeGanluBMRHainiuandRuiaoNO3cultivers)areanalysisedAndthecompositiveevaluationoftheelevencultivarsiSmadeTheresultindieate：1Ga

4、odangrasswasthemostsuitableforagegrassinthetwoareajudgedbyhayyield、ThesecondarywasForagesorghum2，Judgedbyhayyieldandseedyield，GaodangrasswasthebestspeciestobeusedinJingtaiandthebestcultivarwasGanluBMRAndForageSorghumwast

5、hebestspeciesinlingtaiandthebettercultivarsinLingtaiwereJiuyinNo1andDerui3Throughnutritionanalysisandcomprositiveevaluation，RuiaoNo3GanluBMRHaiNiu，LiouandDeruiweresuitabletotheusedinheadingstageinjingtai。AndGanluBMRRuiao

6、No3，Hianiu，ItalyandDeruiweresuitabletObeusedindoughstageHainiuDeruiJowarIandJiuyinNo1wereSuitabletObeusedinheadingstageandthesamecultivarsindoughStageinLingtai4Analysisofperoxidaseisozymesshowedthattheisozymeelectrophore

7、sisofGanluBMR，HaiuiuandLiouaresignificantlydifferentwithRuiaoNo3，JowarIandXinsuNo2sudangrassSotheycanbeusedincrossingbreeding，Keywords：Agronomyproperties；phenologyperiod；tteadingstage；Doughstage；Nutritioncomposition；Pero