An Economic Evaluation of Early Adoption of Trunk ... - AgEcon Search

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$1. 50.00. $2. 00.00. 01. 23456789. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. Thousands/acre. Ag e. No. Actio n ye ar 1. 0, 5. 0% ye ar 3. , 7.
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

  

 

0

5

10

Age



15

20



25















 



























0%

20%

40%

60%

80%

100%

  

 

 

 



 

 

 

 

 

      

       

      







 

0

Rarely

20

40

60

Sometimes

Responses (%) Often

80

Always

100

274

273

287

Within first 3 years

Double Pruning

Pruning−wound Protectants

Delayed Pruning

Years 4−7

0

20

60

Years 8−12

Responses (%)

40

80

199

201

253

Year 13 or older

100

Typical age of vineyard at first use of practice?

Maintain yield

Very ineffective

Cost−effective

Maintain yield

Cost−effective

Maintain yield

Cost−effective

80

60

40

Somewhat ineffective

Neutral

0

20

40

Somewhat effective

Responses (%)

20

 

Never

Double Pruning

Pruning−wound Protectants

Delayed Pruning

How often have you used the following practices?

60

30

24

23

30

46

46

Very effective

80

  How effective is the practice in achieving the following goals? 



  

 

N u m b e r o f g r o w e rs





# o f grow ers



 

 







 















 























 



 





















                



  





 





 







 





 

     

                                                                                                                                                 

                                                                                                          

N u m b e r o f g ro w e rs

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 

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                    



 

    

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













  



 

 

 

 





 

 









P run in g − w ou n d D e laye d P ru n in g P rote ctan ts D o u ble P ru nin g



 

 



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