Your SlideShare is downloading. ×
Lisa Evans
Upcoming SlideShare
Loading in...5
×

Thanks for flagging this SlideShare!

Oops! An error has occurred.

×
Saving this for later? Get the SlideShare app to save on your phone or tablet. Read anywhere, anytime – even offline.
Text the download link to your phone
Standard text messaging rates apply

Lisa Evans

297

Published on

Published in: Education, Business, Travel
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total Views
297
On Slideshare
0
From Embeds
0
Number of Embeds
0
Actions
Shares
0
Downloads
0
Comments
0
Likes
0
Embeds 0
No embeds

Report content
Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
No notes for slide

Transcript

  • 1. The New Zealand Institute for Plant & Food Research Limited Avocado – Fruit set Mark Goodwin, Lisa Evans and Heather McBrydie
  • 2. Aim: To see if we can determine which flowers will set fruit. The New Zealand Institute for Plant & Food Research Limited
  • 3. Introduction: • Morphology • Pollinators • Fruit set • Summary The New Zealand Institute for Plant & Food Research Limited
  • 4. Female phase Male phase The New Zealand Institute for Plant & Food Research Limited
  • 5. The New Zealand Institute for Plant & Food Research Limited
  • 6. Morning - Female Day 1 Morning – Male Closed Afternoon – Female Day 2 Morning - Male The New Zealand Institute for Plant & Food Research Limited
  • 7. Morning - Female Day 1 Morning – Male Closed Afternoon – Female Day 2 Afternoon - Male The New Zealand Institute for Plant & Food Research Limited
  • 8. Afternoon - Female Day 1 Morning – Female Closed Afternoon – Male Day 2 Morning - Male
  • 9. The New Zealand Institute for Plant & Food Research Limited
  • 10. The New Zealand Institute for Plant & Food Research Limited
  • 11. The New Zealand Institute for Plant & Food Research Limited
  • 12. Determinate vs. indeterminate Treatment No. of No. of flowers No. of fruit Average % trees (19/02/09) fruit set Determinate Indeterminate The New Zealand Institute for Plant & Food Research Limited
  • 13. Determinate vs. indeterminate Treatment No. of No. of flowers No. of fruit Average % trees (19/02/09) fruit set Determinate 20 Indeterminate 20 The New Zealand Institute for Plant & Food Research Limited
  • 14. Determinate vs. indeterminate Treatment No. of No. of flowers No. of fruit Average % trees (19/02/09) fruit set Determinate 20 29865 Indeterminate 20 23793 The New Zealand Institute for Plant & Food Research Limited
  • 15. Determinate vs. indeterminate Treatment No. of No. of flowers No. of fruit Average % trees (19/02/09) fruit set Determinate 20 29865 56 Indeterminate 20 23793 40 The New Zealand Institute for Plant & Food Research Limited
  • 16. Determinate vs. indeterminate Treatment No. of No. of flowers No. of fruit Average % trees (19/02/09) fruit set Determinate 20 29865 56 0.18 Indeterminate 20 23793 40 0.24 The New Zealand Institute for Plant & Food Research Limited
  • 17. 0.7 0.6 0.5 Percent fruit set 0.4 0.3 0.2 0.1 0.0 2 4 6 8 10 12 14 16 18 20 Inflorescence The New Zealand Institute for Plant & Food Research Limited
  • 18. Inflorescence removal Treatment No. of trees No. of fruit (19/02/09) Average % set Tip 20 Base 20 Control 20 The New Zealand Institute for Plant & Food Research Limited
  • 19. Inflorescence removal Treatment No. of trees No. of fruit (19/02/09) Average % set Tip 20 Base 20 Control 20 The New Zealand Institute for Plant & Food Research Limited
  • 20. Inflorescence removal Treatment No. of trees No. of fruit (19/02/09) Average % set Tip 20 32 0.398 Base 20 7 0.087 Control 20 35 0.225 The New Zealand Institute for Plant & Food Research Limited
  • 21. Hand pollination Treatment No. of No. of No. of No. of Average trees replicates flowers fruit % fruit set (19/02/09) Determinate 11 14 277 Indeterminate 11 14 287 The New Zealand Institute for Plant & Food Research Limited
  • 22. Hand pollination Treatment No. of No. of No. of No. of Average trees replicates flowers fruit % fruit set (19/02/09) Determinate 11 14 277 16 5.7 Indeterminate 11 14 287 13 4.6 The New Zealand Institute for Plant & Food Research Limited
  • 23. 8 6 Percent fruit set 4 2 0 0 1 2 3 Control Hand pollinated The New Zealand Institute for Plant & Food Research Limited
  • 24. Summary • No determinate/indeterminate effect • Base tip effect 5X • Pollen added effect 30x • Suggests pollination limiting The New Zealand Institute for Plant & Food Research Limited
  • 25. Conclusion We can increase fruit set by adding pollen The New Zealand Institute for Plant & Food Research Limited
  • 26. Next season Repeat last season Distribution of fruit on trees relative to pollinizers Repeat pollinations - 5 Flowers per inflorescence Check hand pollinations Possibly look at bee movements The New Zealand Institute for Plant & Food Research Limited
  • 27. The New Zealand Institute for Plant & Food Research Limited www.plantandfood.com mark.goodwin@plantandfood.co.nz

×