The CODIT Principle - Institut for Geovidenskab og...
Transcript of The CODIT Principle - Institut for Geovidenskab og...
![Page 1: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/1.jpg)
The CODIT Principle
Wound reactions of trees
and consequences for arboricultural practice
Prof. Dr. Dirk Dujesiefken
Institute of Arboriculture
Hamburg
![Page 2: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/2.jpg)
![Page 3: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/3.jpg)
![Page 4: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/4.jpg)
![Page 5: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/5.jpg)
from:
Shigo & Marx 1977
![Page 6: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/6.jpg)
From:
Shigo & Marx 1977
![Page 7: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/7.jpg)
C Compartmentalisation
O of
D Damage
I in
T Trees
Desiccation
Dysfunction
Decay
![Page 8: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/8.jpg)
![Page 9: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/9.jpg)
![Page 10: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/10.jpg)
![Page 11: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/11.jpg)
![Page 12: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/12.jpg)
![Page 13: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/13.jpg)
![Page 14: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/14.jpg)
The CODIT-Principle
The four phases of defense after wounding:
• Phase I - invading air and dessication
• Phase II - invading of microorganisms
• Phase III - spread of microorganisms within the wood
• Phase IV - wound closure (encapsulation of the decay)
(Dujesiefken/ Liese 2015: The CODIT Principle. ISA/US)
![Page 15: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/15.jpg)
Phase I
![Page 16: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/16.jpg)
Phase II
![Page 17: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/17.jpg)
Phase III
![Page 18: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/18.jpg)
Phase III
![Page 19: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/19.jpg)
Phase III
![Page 20: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/20.jpg)
Phase III
![Page 21: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/21.jpg)
Phase III Phase IV
![Page 22: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/22.jpg)
The compartmentalisation depends on
• Tree species
• Type of the wound
• Time of wounding
• Wound treatment
![Page 23: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/23.jpg)
Compartmentaliser
weak
•Aesculus
•Betula
•Fraxinus
•Malus
•Picea
•Populus
•Prunus
•Salix
effectiv
•Carpinus
•Crataegus
•Fagus
•Gleditsia
•Platanus
•Pinus
•Taxus
•Ulmus
![Page 24: The CODIT Principle - Institut for Geovidenskab og …ign.ku.dk/efteruddannelse-kurser/kurser-temadage-og... · · 2017-11-29The CODIT Principle Wound reactions of trees and consequences](https://reader030.fdocuments.us/reader030/viewer/2022021421/5adae0347f8b9a53618d382c/html5/thumbnails/24.jpg)
The CODIT Principle
• for a better understanding of trees
• how trees grow
• and how they defend themself
– Tree species
– Type of wound
– Time of wounding
– Wound treatment
for healthy and safe trees in our cities