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1.
Detection and Diagnosis of Red Leaf Diseases of Grapes ( Vitis spp.) in Oklahoma
by Wallace, Sara Elizabeth, M.S.  Oklahoma State University. 2018: 78 pages; 10846056.
6.
Phosphorus in California: Sustainable Management, Predictive Soil Mapping and Pedogenesis
by Wilson, Stewart Gordon, Ph.D.  University of California, Davis. 2019: 130 pages; 27663748.
7.
Physiological responses of onion germplasms to Iris yellow spot virus and onion thrips (Thrips tabaci)
by Boateng, Charles Osei, Ph.D.  Colorado State University. 2012: 335 pages; 3509649.
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