Native North American Hops
A Valuable Genetic Resource for Disease Resistance

by Jodi Jackson and Kim Hummer

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Table of Contents

Slide 1 - Title Page

Slide 2 - Hop Taxonomy

Slide 3 - US distribution of H. lupulus var. neomexicanus

Slide 4 - US distribution of H. lupulus var. pubescens

Slide 5 - US distribution of H. lupulus var. lupuloides

Slide 6 - US distribution of H. lupulus var. lupulus

Slide 7 - Origin of recent North American seed collections at NCGR

Slide 8 - Native North American collections - Seed germination 2001

Slide 9 - Range of susceptibility to powdery mildew - infected

Slide 10 - Range of susceptibility - no infection

Slide 11 - Origin of seedlots producing mildew resistant seedlings

Slide 12 - Resistant seedling data

Slide 13 - Seed regeneration efforts

Slide 14 - 2002 Objectives

 

Email: khummer@ars-grin.gov

Home Page: http://www.ars-grin.gov/cor

Other information:
A Presentation to the Hop Research Council January 2002