Books by D. R. Porter:
Books in the extended shelves:
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Porter, D. R. (Donald Rockwell), 1900-: Breeding high quality wilt resistant watermelons (Agricultural Experiment Station, 1937) (page images at HathiTrust)- Porter, D. R. (Donald Rockwell), 1900-: Growing and handling sweet potatoes in California (College of Agriculture, University of California, 1931) (page images at HathiTrust)
- Porter, D. R. (Donald Rockwell), 1900-: Infection studies with watermelon wilt caused by Fusarium niveum EFS (Agricultural Experiment Station, Iowa State College of Agriculture and Mechanic Arts, 1928) (page images at HathiTrust)
- Porter, D. R. (Donald Rockwell), 1900-: Newly developed vegetable varieties for use in California (California Agricultural Experiment Station, College of Agriculture, University of California, 1941), also by Henry Albert Jones and Glen N. Davis (page images at HathiTrust)
- Porter, D. R. (Donald Rockwell), 1900-: The pathogenicity of Fusarium niveum (Efs.) and the development of wilt resistant strains of Citrullus vulgaris (Schrad.) (Agricultural Experiment Station, Iowa State College of Agriculture and Mechanic Arts, 1932), also by I. E. Melhus (page images at HathiTrust)
- Porter, D. R. (Donald Rockwell), 1900-: Potato production in California (College of Agriculture, University of California, 1932) (page images at HathiTrust)
- Porter, D. R. (Donald Rockwell), 1900-: The production of tomatoes in California (College of Agriculture, University of California, 1942), also by John H. MacGillivray and University of California Agricultural Extension Service (page images at HathiTrust)
- Porter, D. R. (Donald Rockwell), 1900-: The production of tomatoes in California (College of Agriculture, University of California, 1937), also by John H. MacGillivray and University of California Agricultural Extension Service (page images at HathiTrust)
- Porter, D. R. (Donald Rockwell), 1900-: Relation of virus diseases to potato production in California (Agricultural Experiment Station, 1935) (page images at HathiTrust)
- Porter, D. R. (Donald Rockwell), 1900-: Tomato production in California (College of Agriculture, University of California, 1932), also by Oscar Harris Pearson (page images at HathiTrust)
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