植物育种学课件.pptx

StudyGoalsofThisChapter;WhatArePlantBreedingObjectives?;§1TheMainCharactersinPlantBreedingObjectives;2024/12/1;2024/12/1;2024/12/1;2024/12/1;2024/12/1;§2Generalprinciplesformakingbreeding

objectives制定育种目标的一般原则;§2TheGeneralPrinciplesinDecisionofPlantBreedingObjectives

制定育种目标的一般原则;§2Generalprinciplesformakingbreeding

objectives制定育种目标的一般原则;§2Generalprinciplesformakingbreeding

objectives制定育种目标的一般原则;§2Generalprinciplesformakingbreeding

objectives制定育种目标的一般原则;§3TheMainBreedingObjectivesoftheMajorCrops;§3MainBreedingObjectivesinMajorAgriculturalCrops;§3MainBreedingObjectivesinMajorAgriculturalCrops;§3MainBreedingObjectivesinMajorAgriculturalCrops;ObjectivesinVegetables;§3MainBreedingObjectivesinMajorAgriculturalCrops;TillNextChapter;ClassQuestions(课堂问答）;PlantGermplasm

种质资源;;;;;2.ThetheoryofHarlan;3.ThetheoryofZeven、茹考夫斯基;;2.UtilityBasedClassificationofGermplasmResources

1）PrimaryGenePool(GP-1）Easycrossingandnormalseedset

2）SecondaryGenePool(GP-2）SomebarriersofCrossability;abnormalchromosomepairinginF1

3）TertiaryGenePool(GP-3）DifficultCrossing,progenysterileandabnormal,specialtechniquesasembryoculturerequired

4）FourthGenePool(GP-4）Theentireworldoflivingorganisms,genesofwhichcanbetransferredbytechnologyofgeneticengineering;;;Invitropreservation离体保存

Tissue/cellcultureunderlowtemperatures:coldpreservation(0~-10℃）;ultralowtemperaturepreservation(-196,liquidnitrogen)

Genelibraryconservation基因文库保存

IsolationoflargeDNAmolecules—enzymerestriction---DNAsegments---conductionintoE.coli---amplificationofsinglecopies---genelibrary.

UtilizationandConservation利用保存

HybridizationtoConservevaluablegenesinBreedinglines;;MODESOFREPRODUCTIONANDPLANTBREEDING

植物繁殖方式与育种;;Processofreproduction

InPlants

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