Sponsored Links
This presentation is the property of its rightful owner.
1 / 51

实验一 植物的光合速率测定 ---改良半叶法 PowerPoint PPT Presentation


  • 109 Views
  • Uploaded on
  • Presentation posted in: General

实验一 植物的光合速率测定 ---改良半叶法. [ 原理 ]. 植物叶片的主脉两侧对称部分叶面积基本相等,其形态和生理功能也基本一致。 用物理或化学方法处理叶柄或茎的韧皮部,保留木质部,以阻断叶片光合产物的外运,同时保证正常水分供应。. 将对称叶片的一侧取下置于暗中,另一侧留在植株上保持光照,继续光合作用。一定时间后,测定光下和暗中叶片的干重差,即为光合作用的积累的干物质量。 通过公式计算出光合速率。. [ 材料、仪器、药品 ]. 1.材料:薄荷叶片。

Download Presentation

实验一 植物的光合速率测定 ---改良半叶法

An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -

Presentation Transcript


---


[]



[]

  • 1

  • 2(1) (2) 232(4) 151~15(5) (6) 78(9) 6(10) (11) 12

  • 35


[]

  • 1

  • 2

  • 3

  • 4

  • 5


1

  • 15123~15


2

  • 350.3mol/L


3

  • 4h


4

  • 6123123

  • 5


  • (0.9cm)

  • 10510min70~80(2~4h)


5

(mgDWm-2h-1)= (W2-W1)/(At)

  • W2(mg)

  • W1(mg)

  • A(m2)

  • t(h)


[]

1

  • 2

    3


[]

1

2

3

410510min



[]


[]

  • 1

  • 2(1) 721(2) (3) (4) 10ml(5)

  • 311%25%


[]

  • 1.

  • 2


1.

  • 0.9cm4

  • 10ml4ml8ml

  • OD530OD650


2

  • nmolcm-2= ODV106/S

  • :530nm4.62106

  • OD:OD= OD530- 0.1OD650

  • V8ml

  • Scm2

  • 106106


[]

  • 1


[]

  • 1.

  • 2.


--


[]

  • ().


[]

  • 1

  • 2(1) 20ml(2) l0ml(3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13)

  • 3(1) (2)


[]

  • 1

  • 230


3

  • 153 3 351.5h

  • 153 3


4

  • 1620ml50.5cm20 (4)

  • 15 ml


  • .

  • 1~2h


2

  • .

  • :


  • ()10min


  • %=(/) 100

  • %=()/( ) 100

  • %=()/ () 100


[]

1

  • 5

  • 1


[]

  • 1


--


[]




  • iCRT

  • MPai1.0NaCl2.0CR0.0082T

  • MPawiCRT


[]

  • 1

  • 2(1) 5ml8(2) 10ml8(3) 8~1048(5) 1(6) (0.9 cm2)1(7)

  • 31 (2) lmolL-1


[]

  • 1

  • 2

  • 3

  • 4

  • 5

  • 6

  • 7


2

  • 10ml81mol0.10.20.30.40.50.60.70.8molL-18


3

  • 5ml80.1~0.8 mol1ml


4

  • 6

  • (0.9 cm2)8 6(1


5

  • 30min,


6

  • 30min

  • 1()


  • ()



7

  • iCRT

  • MPai1.0CR0.0082T


[]

1


5


[]

  • 1

  • 2

  • 3


  • Login