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  1. How to control the pear thrips. (Euthrips pyri Daniel) /
    By: Foster, Shirley Watson. - Jones, P. R. (Paul Robert), - United States. Bureau of Entomology. - United States. Dept. of Agriculture.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture, Bureau of Entomology,1911.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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  2. The life history and habits of the pear thrips in California /
    By: Foster, S. W. (Shirley Watson), - Jones, P. R. (Paul Robert),
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture,1915.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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  3. Papers on insects injurious to citrus and other subtropical fruits.
    By: Horton, J. R. (John Raymond), - Jones, P. R. (Paul Robert), - Russell, H. M. (Harry Merwin),
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture, Bureau of Entomology,1916.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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