PPC. Plant Photograph Collections
Found in 8 Collections and/or Records:
Tung Oil Collection
The Tung Oil Collection consists of one manuscript "Study on Tung" by W. L. Chia (1950) and several publications and photographs.
Frank Leslie Duley Photograph Collection
The Frank Leslie Duley Photograph Collection consists of photographs and negatives of sorghum, corn, soil moisture, and soil structure. Many are not labeled geographically. Some are labeled with names of towns and cities in Nebraska, including Lincoln, Dalton, Chappell, and Gurley.
USDA Drug and Poisonous Plant Investigations Photograph Collection
Botanic Garden Photograph Collection
Poisonous Plant Research Photograph Collection
USDA Pear Psylla Control Investigations Lantern Slide Collection
The USDA Pear Psylla Control Investigations Lantern Slide Collection contains color lantern slides produced by the U.S. Department of Agriculture (USDA) Bureau of Entomology and Plant Quarantine, Fruit Insect Investigations, Pear Psylla Control. There are 13 slides of pears infected with pear psylla, 3 slides of maps, and a slide showing a chart of spraying operations in counties of Washington, Idaho, and Oregon in 1941.
USDA Division of Forage Crops and Diseases Collection of Weed Photographs
Strawberry Photographs Collection
The Strawberry Photographs Collection contains black and white negatives, prints, and glass plate images of strawberry plants and activities related to strawberry cultivation.