Showing Collections: 1 - 5 of 5
Charles Drechsler Papers
The Charles Drechsler Papers consist of the figures or illustrations for two articles that were published in the Journal of Botany in 1954 and 1956, titled "Two Species of Conidiobolus with Minutely Ridged Zygospores" and "Two New Species of Conidiobolus." There are also notes and pencil drawings for an unpublished article on Helminthosporium spp., a few letters, and specimens of cereal crops with plant diseases.
Erwin Frink Smith Papers
The Erwin Frink Smith Papers contain Smith's notes, writings, letters, and publications. Notable writings include his first paper on bacteria as a plant pathogen, his first paper on the fungus infestation of soils, material on the Fischer-Smith polemic, the results of his studies on crown gall in plants and its relation to cancer in animals, and his Bibliography of Peach Yellows.
Paul R. Miller Collection of George Washington Carver Correspondence
USDA Bureau of Entomology and Plant Quarantine Collection
USDA Division of Cereal Crops and Diseases Photograph Collection
Filtered By
- Subject: plant diseases and disorders X
Filter Results
Additional filters:
- Subject
- USDA history 2
- grain crops 2
- agricultural history 1
- agricultural machinery and equipment 1
- agricultural research 1
- bacterial diseases of plants 1
- entomology 1
- farms and farming systems 1
- grain products 1
- mycology 1
- physical and chemical sciences 1
- plant pests 1
- rust diseases 1 + ∧ less