1. Photography for DUS test

2. DUS test report Report on “Technical Examination” and
“Variety Description
→ “Additonal Information”
Photo report
Table of characteristics
common document

3. Why do you take photos? ”easy-to-compare” ”clear” Photos should be…
To make someone understand
　　　　　　the result of DUS growing test
Photos should be…
“easy-to-understand”
”easy-to-compare”
”clear”

4. Content of photos
1. The state of characteristics of candidate variety and similar variety
2. Distinctness between candidate variety and similar variety
3. Uniformity of candidate variety
4. Plant growth is enough to assess DUS

5. Content of photos
1. The state of characteristics of candidate variety and similar variety
2. Distinctness between candidate variety and similar variety
3. Uniformity of candidate variety
4. Plant growth is enough to assess DUS

6. Composition

7. each variety photo in same composition
candidate
similar
”easy-to-compare”
similar

8. Content of photos
1. The state of characteristics of candidate variety and similar variety
・take photo which cover as many characteristic as possible
(in many composition )

9. Content of photos
1. The state of characteristics of candidate variety and similar variety
2. Distinctness between candidate variety and similar variety
3. Uniformity of candidate variety
4. Plant growth is enough to assess DUS

10. Comparative Photo
similar
candidate
similar
similar
candidate
similar

11. Comparative Photo (there is distinctness)
similar
candidate
candidate
similar

12. Comparative Photo ( there is no distinctness)
candidate
similar
candidate
similar
candidate
similar
candidate
similar

13. Comparative Photo ( there is no distinctness)
candidate
similar
candidate
similar

14. Content of photos
2. Distinctness between candidate variety and similar variety
・take comparative photos show clear distinctness
・in no distinctness case,
take comparative photo show no distinctness (cover as many characteristics as possible )

15. Content of photos
1. The state of characteristics of candidate variety and similar variety
2. Distinctness between candidate variety and similar variety
3. Uniformity of candidate variety
4. Plant growth is enough to assess DUS

16. Uniformity
off-type
candidate

17. Content of photos 3. Uniformity of candidate variety
・ take comparative photos that show clear distinctness between candidate type and off-type
・ take photo of plot (Where are off-type plants?
How many off-type plants are there?)

18. Content of photos
1. The state of characteristics of candidate variety and similar variety
2. Distinctness between candidate variety and similar variety
3. Uniformity of candidate variety
4. Plant growth is enough to assess DUS

19. Field photo and Growth condition

20. Photo of Example variety

21. Some techniques for clear photo
Sampling
Label and Scale
Object size
Whiteness(White balance)
Depth of field (Aperture)
Wide angle
Focus
Flash
Exposure
Light　-　Shadow
Aperture：絞り
Telephotograph：望遠

22. Sampling
not good
good

23. Sampling
not good

24. Label
good
not good

25. Object size
not good
not good
good

26. Whiteness (white balance)
not good
good

27. Whiteness (white balance)
A white standard changes depending on light source.
Adjustment of whiteness
by 18% gray paper or white paper.

28. How to adjust whiteness (white balance)
Adjustment whiteness with a gray or white paper
in a laboratory
in a glass house or field

29. Color Expression
not so good
different color

30. Color Expression
good
same color

31. Depth of field
good
not good

32. Depth of field
Depth of field
Shallow
Deep
Aperture (F value)
Open (low)
Close(high)
Amount of light
Many
Few
Shutter speed
Fast
Slow
When you take photo whose depth of field is deep, you should use photo stand
(to avoid the defocus photo)

33. Wide angle
not good
good

34. Wide angle

35. Focus
not good
good

36. Flash
use
not use
not good
good

37. Exposure
over
just
under
not good
good
not good

38. sunny
Light
- Shadow
cloudy
not good
good

39. best sunlight condition for clear photo
Time
morning (around 10:00)
Place
near the north facing window in the room
Whether
cloudy
quality and quantity of sunlight is good

40. Thank you.