The Winemaker's Journey

Season 1, Episode 6: Bryan Rahn

Episode Summary

In Episode 6, I talk with soil scientist and viticultural innovator Bryan Rahn about his days competing in collegiate soil judging competitions and his path to discover and develop revolutionary soil measurement techniques as well as ways to measure leaf temperature and fungal spore counts. It is a fascinating dive into one of the most creative minds in viticulture.

Episode Notes

Jim Brownell: https://www.legacy.com/obituaries/fresnobee/obituary.aspx?n=james-r-brownell&pid=167987223

Coastal Viticultural Consultants: https://www.coastalvit.com/

Soil Resistivity:  https://en.wikipedia.org/wiki/Soil_resistivity

Professional Soil Science Association of California: https://pssac.org/

NRCS:  https://www.nrcs.usda.gov/wps/portal/nrcs/site/national/home/

Pressure Chamber:  https://en.wikipedia.org/wiki/Scholander_pressure_bomb

Porometer:  https://www.delta-t.co.uk/product/ap4/

Walt Mahaffee:  https://owri.oregonstate.edu/users/walter-mahaffee

qPCR:  https://www.thermofisher.com/blog/ask-a-scientist/what-is-qpcr/

Eutypa:  http://ipm.ucanr.edu/PMG/r302100611.html

Bot Canker:  http://ipm.ucanr.edu/PMG/r302101011.html