作物生长调节解读ppt课件

按一下以編輯母片標題樣式,按一下以編輯母片,第二層,第三層,第四層,第五層,*,作物生長調節,Crop Growth and Regulation,2004,本幻燈片集使用許多具有國內外版權的圖片，因此只能供上課使用，請勿大量複製或作其他用途。,作物生長調節Crop Growth and Regulati,1,週次,日 期,課 程 進 度,第一週,9/22,開學,第二週,9/27,課程介紹,CH1.Growth and Development,第三週,10/4,CH1.Growth and Development,第四週,10/11,CH2.Phytochrome and Light Control of Plant Development,第五週,10/18,CH2.Phytochrome and Light Control of Plant Development,第六週,10/25,CH3.Auxin:The Growth Hormone,第七週,11/1,CH3.Auxin:The Growth Hormone,第八週,11/8,CH4.Gibberellins:Regulators of Plant Height,第九週,11/15 ,期中考,課程進度,週次 日 期課 程 進 度課程進度,2,週次,日 期,課 程 進 度,第十週,11/22,CH4.Gibberellins:Regulators of Plant Height,第十一週,11/29,CH5.Cytokinins:Regulators of Cell Division,第十二週,12/6,CH5.Cytokinins:Regulators of Cell Division,第十三週,12/13,CH6.Ethylene:The Gaseous Hormone,第十四週,12/20,參訪實習（苗栗改良場、大湖草莓生產區,),第十五週,12/27,CH6.Ethylene:The Gaseous Hormone,第十六週,1/3,CH7.Abscisic Acid:A Seed Maturation and Antistress Signal,第十七週,1/10,CH7.Abscisic Acid:A Seed Maturation and Antistress Signal,第十八週,1/17 【,期末考時間,】,週次 日 期課 程 進 度,3,Ch1.Growth and Development,Ch1.Growth and Development,4,生物體發育過程中增加,體積,或,重量,的一種,不可逆,的變化，即發育過程中量的變化,Whats,Growth,？,指生物體或其部分從,生命開始,到,死亡,所發生的一切變化過程,包括量的變化和質的變化，亦即包括,生長,和,分化,兩種過程,Whats,Development,？,生物體發育過程中增加體積或重量的一種不可逆的變化，即發育過程,5,本章大綱,Embryogenesis,胚發生,The role of cytokinesis in pattern formation,型態形成時細胞質分裂的角色,Meristems in plant development,植物發育的分生組織,Leaf development,葉的發育,Root development,根的發育,Cell differentiation,細胞分化,Initiation and regulation of developmental pathways,發育途徑的初始與調節,本章大綱Embryogenesis 胚發生,6,16-1.Embryogenesis,Morphology,Embryogenesis,establishes the essential features of the mature plant,Arabidopsis,embryos pass through four distinct stages of development,The,axial pattern,of the embryo is established during the first cell division of the,zygote,The,radial pattern,of tissue differentiation is first visible at the,globular stage,Embryogenesis requires specific,gene expression,Embryo maturation requires specific,gene expression,16-1.EmbryogenesisMorphology,7,Morphology,1.,pollination,a.pollon-,花粉,b.pollon tube,花粉管,i.tuble nucleus,管核,ii.generative nucleus,生殖核,c.transmitting cells,傳送細胞,d.micropyle,珠孔,e.integuments,珠被,2.,fertilization,a.ovule,胚珠,i.antipodal cells-,反足細胞,ii.polar nucleus-,極核,iii.egg-,卵,iv.synergid cells-,助細胞,b.embryo sac,胚囊,3.,double fertilization-,unique to angiosperms,Morphology1.pollination,8,The relationship between flower tissue and subsequent parts of the fruit and seed,The relationship between flowe,9,Arabidopsis,small plant,well suited for laboratory culture,Drosophila,of plant biology,genome completely sequenced,Arabidopsis small plant,10,Embryogenesis establishes the essential features of the mature plant,Embryogenesis establishes the two basic developmental patterns,The,apical-basal axial,developmental pattern.,The,radial pattern,of tissues found in stems and roots.,Embryogenesis establishes the,11,Arabidopsis embryos pass through four distinct stages of development,Globular stage,Heart stage,Torpedo stage,Maturation stage,Arabidopsis embryos pass throu,12,The axial pattern of the embryo is established during the first cell division of the zygote,A summary of the events involved in the establishment of polarity in zygotes of the brown alga,Fucus.,(A)The zygote is polarized by an asymmetric stimulus from the environment,such as unilateral light.(B)A current flows(charged calcium ions move)through the polarized but still spherical zygote at the site at which the rhizoid will emerge,driven by Ca2+uptake in the shaded half of the cell,from which the rhizoid will emerge.The current(Ca2+)flows out on the opposite side.(C)Cell polarity becomes fixed when actin microfilaments assemble at the site of rhizoid emergence and a cell wall is assembled around the zygote.The cell wall completely surrounds the zygote,but its composition differs in the rhizoid and thallus halves.Vesicles containing sulfated polysaccharides are transported by actin filaments to the plasma membrane and deposited in the cell wall only at the site of rhizoid emergence.(D)Finally,the zygote divides,and the rhizoid cell grows at its tip.,The axial pattern of the embry,13,作物生长调节解读ppt课件,14,The radial pattern of tissue differentiation is first visible at the globular stage,The radial pattern of tissue d,15,Embryogenesis requires specific gene expression,GNOM gene:axial patterning,MONOPTEROS gene:primary root and vascular tissue,Wilt-type genes are capitalized and italicized.,ex.,GNOM,Mutations are set in lowercase letters.,ex.,gnom,Embryogenesis requires specifi,16,Embryogenesis requires specific gene expression,SHORT ROOT,(,SHR,)and,SCARECROW,(,SCR,)genes:ground tissue development.,Embryogenesis requires specifi,17,HOBBIT(,HBT,)gene:the root meristem,SHOOTMERISTEMLESS(,STM,)gene:,the shoot promeristem,HOBBIT(HBT)gene:the root me,18,Embryo maturation requires specific gene expression,ABSCISIC ACID INSENSITIVE3(,ABI3,),FUSCA3,阿拉伯芥胚進入休眠後可產生大約,20,000,細胞。,休眠由於失水與關閉一般性的基因轉錄與蛋白合成所導致。,細胞為適應特定休眠狀況，所以需要特定基因表現。如：,初期休眠對,AB