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Schwartz, Howard F.Sanders, J.H.[Plant diseases of dry beans (Phaseolus vulgaris L.) in Latin America and strategies for their control]Plant diseases of dry beans (Phaseolus vulgaris L.) in Latin America and strategies for their control
Hill, J.P.Schwartz, Howard F.Salgado, M.Farrera, R.E.[Effects of sub-lethal applications of propiconazole on bean rust]Effects of sub-lethal applications of propiconazole on bean rust

High incidence of Uromyces phaseoli and Pseudomonas syringae pv. phaseolicola was reported in Pinto and Great Northern bean fields in SW Nebraska and NE Colorado (USA) in 1981. Pinto beans showed other symptoms that, after isolation and tests, were found to be caused by P. syringae pv. syringae. ...


Steadman, James R.Schwartz, Howard F.[Rust and halo blight epidemics, and the first report of bacterial brown spot in western Nebraska and eastern Colorado]Rust and halo blight epidemics, and the first report of bacterial brown spot in western Nebraska and eastern Colorado

A description is given of the format of the International Bean Rust Nursery (IBRN) established during a 1974 workshop of research workers from various countries. The objectives of the IBRN are to (a) identify cv. and breeding lines resistant to a wide spectrum of the pathogenic potential inherent...


Schwartz, Howard F.[The International Bean Rust Nursery format]The International Bean Rust Nursery format

Data obtained from the international Bean Rust Nursery (IBRN) in 1975-76 showed that none of the 132 cv. and breeding lines tested was resistant to bean rust; however, some were susceptible only in specific geographical regions. CIATs bean program has concentrated its efforts on selecting rust-re...


Schwartz, Howard F.Temple, Steven R.[Bean rust resistance strategy at CIAT]Bean rust resistance strategy at CIAT
McMillan, M.S.Vaughn, M.R.Schwartz, Howard F.[Occurrence of the perfect stage of bean rust in Colorado]Occurrence of the perfect stage of bean rust in Colorado

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