# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/john-charles-walker
# Generated: 2026-08-13T01:16:56.304Z

schema: https://schema.org/Person
url: "https://fame.am/person/john-charles-walker"
name: "John Charles Walker"
slug: "john-charles-walker"
description: "John Charles Walker was an American agricultural scientist noted for his research of plant disease resistance.\nThe New York Times said that Walker's \"pioneering research in disease resistance in plants had a strong impact on world agriculture\" and that Walker \"was the first scientist to demonstrate the chemical nature of disease resistance in plants\".\nWalker is most known for developing disease-resistant varieties of onions, cabbages, beans, peas, beets and cucumbers.\nThe National Academy of Sciences said that he was considered \"one of the world's greatest plant pathologists\" and that \"his fundamental discoveries of plant disease resistance made a lasting impact on world agriculture\".\nWalker was professor emeritus at the University of Wisconsin–Madison.\nHe was also president and a fellow of The American Phytopathological Society and received the APS Award of Distinction."
tagline: "American agricultural scientist (1893–1994)"
gender: "male"
country:
  name: "United States"
  isoCode: "US"
category:
  name: "Scientists"
  slug: "scientists"
profileType:
  name: "Scientist"
  slug: "scientist"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1893-07-06"
deathDate: "1994-11-25"
livingStatus: "DECEASED"
scores:
  popularity:           37.2
  momentum:             0
  historical:           8.269510666666665
  currentAttention:     0
  sourceConfidence:     50.00000000000001
  profileCompleteness:  55
  trendDirection:       "FALLING"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://zh.wikipedia.org/wiki/%E7%BA%A6%E7%BF%B0%C2%B7%E6%9F%A5%E5%B0%94%E6%96%AF%C2%B7%E6%B2%83%E5%85%8B"
    title: "约翰·查尔斯·沃克"
    type:  "WIKIPEDIA"
  - url: "https://ar.wikipedia.org/wiki/%D8%AC%D9%88%D9%86_%D8%AA%D8%B4%D8%A7%D8%B1%D9%84%D8%B2_%D9%88%D9%88%D9%83%D8%B1"
    title: "جون تشارلز ووكر"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/John_Charles_Walker"
    title: "John Charles Walker"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/John_Charles_Walker"
    title: "John Charles Walker"
    type:  "WIKIPEDIA"
  - url: "https://id.wikipedia.org/wiki/John_Charles_Walker"
    title: "John Charles Walker"
    type:  "WIKIPEDIA"
  - url: "https://it.wikipedia.org/wiki/John_C._Walker"
    title: "John C. Walker"
    type:  "WIKIPEDIA"
  - url: "https://pt.wikipedia.org/wiki/John_Charles_Walker"
    title: "John Charles Walker"
    type:  "WIKIPEDIA"
  - url: "https://ru.wikipedia.org/wiki/%D0%A3%D0%BE%D0%BA%D0%B5%D1%80%2C_%D0%94%D0%B6%D0%BE%D0%BD_%D0%A7%D0%B0%D1%80%D0%BB%D0%B7"
    title: "Уокер, Джон Чарлз"
    type:  "WIKIPEDIA"
  - url: "https://species.wikipedia.org/wiki/John_Charles_Walker"
    title: "John Charles Walker"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q2041178"
    title: "Wikidata"
    type:  "WIKIDATA"

# bio (long form, separated for readability)
bio: |
  Imported from discovery source: wikidata-dump