植物的繁殖途径和方法课件.pptx
PathwaysandMethodsofPlantPropagation植物的繁殖途径和方法
2024/11/152§1ClassificationsofPlantPropagationMethods植物繁殖的种类ThedifferenttermsinEnglish:Reproduction生殖,繁殖Multiplication增殖,繁殖Propagation繁殖,传播
2024/11/1531.TheClassificationsofPlantPropagation
Hudsonetal.(1990)1.1SeedPropagationMainlyinAgriculturalCrops(annuals,biannuals,perennials)Vegetablecrops(甘蓝类、白菜类、茄科类)1.2ApomicticPropagationNucellusembryos–citrus,mangoAdventitiousembryony–Kentuckybluegrass
2024/11/1541.3VegetativePropagationCutting扦插Grafting嫁接Budding芽接Layering压条Runner走茎Sucker吸根Separation分株Division分体Invitroculture离体培养
2024/11/1552.TheClassificationofPlantPropagationByZhaoLiangjun(赵梁军,2002)TheFiveKinds:SexualPropagation(Seedpropagation)EasyandconvenientSuitableforlargescaleproductionAsexualPropagation(VegetativePropagation)DivisionpropagationPropagationbycutting
2024/11/156SporePropagation(孢子繁殖)Fernpropagation蕨类植物Viviparity(胎生繁殖)Seedgerminatinginfruits(红树)TissueculturePropagation(Micropropagation)Mostfrequentlyusedinornamentalplants:Explant------callus------differentiation------shoot-----root-----completeplantGraftingpropagationLayeringpropagation
2024/11/157SeedPropagationTheAdvantagesSimpleandeasytopropagateLargescaleEasytostoreandtotransportDisadvantagesSeeddormancyLongjuvenileperiodinfruittreesandwoodtrees§2MainPropagationMethodsinPlants植物繁殖的种类
2024/11/158(1)DevelopmentandHarvestoftheSeedGrowingoodconditionsGoodmaturityandtimelyharvestingStoreingoodconditions
2024/11/159(2)DormancyandGerminationofSeedDormancyofseedMechanicalreasonsPhysiologicalreasonsGerminationofseedPhysiologicalStatusEnvironmentfactorsWater,temperature,oxygen,light
2024/11/1510Seedtrea