Héctor Andrés Ramírez

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Questions related from Héctor Andrés Ramírez

Use of smarthphone cameras for image analysis projects?

I'm working in a RGB image classification algorythm for blueberry ripeness stages identification in which I must collect photos for the algorythm traning data set. Is it valid taking the photos...

22 November 2021 9,368 9 View

Coefficient of variation?

Hi, everyone. What's the different, if any, between calculating the coefficient of variation of a group of data disposed in a experimental design with different treatments (for ANOVA) and a "free"...

21 March 2020 5,001 3 View

Foliar disease inoculation protocols

I want to know about protocols to inoculate seedlings with differents strains of a pathogen by spore suspension, in greenhouse, avoiding the contamination of the strains with each other. I...

20 July 2017 5,505 11 View

Who came first? Differencial hosts set or pathogen races ?

Hi everyone. I'm in a big confusing dilema. I have the idea to develop a differential hosts set for downy mildew races identification in quinoa. However, there's no information (or at least i...

24 December 2016 9,780 7 View

How do i keep alive leaves for long time in laboratory to inoculate patogens?

I'm doing an aethiology work of Heliconia's leaf spot disease produced by Cordana sp. I already have the pathogen in culture and I want to inoculate it to view the symptons. Heliconias' entire...

13 June 2016 7,760 13 View