Search Results - "Kuhnem, Paulo"

Regional and Field-Specific Factors Affect the Composition of Fusarium Head Blight Pathogens in Subtropical No-Till Wheat Agroecosystem of Brazil by Del Ponte, Emerson M, Spolti, Pierri, Ward, Todd J, Gomes, Larissa B, Nicolli, Camila P, Kuhnem, Paulo R, Silva, Cleitan N, Tessmann, Dauri J

“…A multiyear survey of >200 wheat fields in Paraná (PR) and Rio Grande do Sul (RS) states was conducted to assess the extent and distribution of Fusarium…”
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Novel Sources of Wheat Head Blast Resistance in Modern Breeding Lines and Wheat Wild Relatives by Cruppe, Giovana, Cruz, Christian D, Peterson, Gary, Pedley, Kerry, Asif, Mohammad, Fritz, Allan, Calderon, Lidia, Lemes da Silva, Cristiano, Todd, Tim, Kuhnem, Paulo, Singh, Pawan K, Singh, Ravi P, Braun, Hans-Joachim, Barma, Naresh C D, Valent, Barbara

“…Wheat head blast (WHB), caused by the fungus pathotype , is a devastating disease affecting South America and South Asia. Despite 30 years of intensive effort,…”
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The Dominance of Fusarium meridionale Over F. graminearum Causing Gibberella Ear Rot in Brazil May Be Due to Increased Aggressiveness and Competitiveness by Machado, Franklin J, Kuhnem, Paulo R, Casa, Ricardo T, McMaster, Nicole, Schmale, 3rd, David G, Vaillancourt, Lisa J, Del Ponte, Emerson M

“…In Brazil, Gibberella ear rot (GER) of maize is caused mainly by , whereas is a minor contributor. To test the hypothesis that is more aggressive than on…”
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Virulence of Blumeria graminis f. sp. tritici in Brazil, South Africa, Turkey, Russia, and Australia by Kloppe, Tim, Boshoff, Willem, Pretorius, Zacharias, Lesch, Driecus, Akin, Beyhan, Morgounov, Alexey, Shamanin, Vladimir, Kuhnem, Paulo, Murphy, Paul, Cowger, Christina

“…The globally distributed causal agent of powdery mildew on wheat, Blumeria graminis f. sp. tritici ( Bgt ), is one of the most rapidly adapting plant pathogens…”
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A high proportion of NX-2 genotype strains are found among Fusarium graminearum isolates from northeastern New York State by Lofgren, Lotus, Riddle, Jakob, Dong, Yanhong, Kuhnem, Paulo R., Cummings, Jaime A., Del Ponte, Emerson M., Bergstrom, Gary C., Kistler, H. Corby

“…Fusarium graminearum , a fungal pathogen of wheat, barley, and corn, produces a variety of trichothecene mycotoxins that are important as virulence factors and…”
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Fusarium graminearum Isolates from Wheat and Maize in New York Show Similar Range of Aggressiveness and Toxigenicity in Cross-Species Pathogenicity Tests by Kuhnem, Paulo R, Del Ponte, Emerson M, Dong, Yanhong, Bergstrom, Gary C

“…This study aimed to assess whether pathogenic Fusarium graminearum isolates from wheat and maize were more aggressive on their host of origin and whether…”
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Management of wheat stripe mosaic virus by crop rotation by Stempkowski, Lucas Antonio, Pereira, Fernando Sartori, Valente, Juliana Borba, Farias, Monica, Lau, Douglas, Dalmago, Genei Antonio, Santi, Anderson, Mar, Talita Bernardon, Kuhnem, Paulo, Casa, Ricardo Trezzi, Bogo, Amauri, da Silva, Fábio Nascimento

“…Soil-borne wheat mosaic disease (SBWMD) caused by wheat stripe mosaic virus (WhSMV) is one of the most important viral diseases of wheat in Brazil. Farmers…”
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Trichothecene Genotype Composition of Fusarium graminearum Not Differentiated Among Isolates from Maize Stubble, Maize Ears, Wheat Spikes, and the Atmosphere in New York by Kuhnem, Paulo R, Spolti, Pierri, Del Ponte, Emerson M, Cummings, Jaime A, Bergstrom, Gary C

“…In order to test the hypothesis that the trichothecene genotype composition of local populations of Fusarium graminearum is structured by specific habitats, a…”
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European apple canker: morphophysiological variability and pathogenicity in isolates of Neonectria ditissima in southern Brazil by Campos, Jonatas da Silva, Bogo, Amauri, Sanhueza, Rosa Maria Valdebenito, Casa, Ricardo Trezzi, Silva, Fabio Nascimento da, Cunha, Isabel Cristina da, Kuhnem Júnior, Paulo Roberto

“…European apple canker (EC) is caused by Neonectria ditissima, a pathogen officially registered as a quarantine pest in 2012. Thirty-five isolates of N…”
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Critical yield-point model to estimate damage caused by brown spot and powdery mildew in barley by Agostinetto, Lenita, Casa, Ricardo Trezzi, Bogo, Amauri, Sachs, Cristiano, Reis, Erlei Melo, Kuhnem, Paulo Roberto

“…Barley (Hordeum vulgaris L.) is the second most important winter crop in Southern Brazil. The excessive rainfall in this region during the crop-growing season…”
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Critical yield-point model to estimate damage caused by brown spot and powdery mildew in barley by Agostinetto, Lenita, Casa, Ricardo Trezzi, Bogo, Amauri, Sachs, Cristiano, Reis, Erlei Melo, Kuhnem, Paulo Roberto

“…Barley (Hordeum vulgaris L.) is the second most important winter crop in Southern Brazil. The excessive rainfall in this region during the crop-growing season…”
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Tratamento de sementes sobre a germinação, o vigor e o desenvolvimento do trigo by Pereira, Fernando Sartori, Stempkowski, Lucas Antonio, Valente, Juliana Borba, Kuhnem, Paulo Roberto, Lau, Douglas, Casa, Ricardo Trezzi, Silva, Fabio Nascimento da

“…O tratamento de sementes (TS) é uma importante ferramenta no manejo de doenças na cultura do trigo, embora poucos produtos sejam indicados para esse fim. Por…”
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Effects of temperature, light regime and substrates on the production and germination of Stenocarpella maydis pycnidiospores/Efeito de temperatura, regime de luminosidade e substratos sobre a producao e germinacao de picnidioporos de Stenocarpella maydis by Kuhnem, Paulo Roberto Junior, Casa, Ricardo Trezzi, Bogo, Amauri, Agostineto, Lenita, Bolzan, Jonathan Marcel, Miqueluti, David Jose

“…This study aimed to evaluate the production and germination of Stenocarpella maydis pycnidiospores under in vitro conditions as affected by substrate…”
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Época de aplicação e desempenho de fungicidas no controle da giberela em trigo by Casa, Ricardo Trezzi, Bogo, Amauri, Kuhnem Júnior, Paulo Roberto, Moreira, Eder Novaes

“…O controle químico da giberela pode ser influenciado pelo momento da aplicação e pelo fungicida. Na safra agrícola de 2004, os fungicidas foram aplicados em…”
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Wheat stripe mosaic virus from Brazil and South Africa evolved as distinct subpopulations with low genetic variability by Stempkowski, Lucas Antonio, Pereira, Fernando Sartori, Lau, Douglas, Kuhnem, Paulo, Casa, Ricardo Trezzi, Fajardo, Thor Vinícius Martins, Junior, Antônio Nhani, da Silva, Fábio Nascimento, Orílio, Anelise Franco, Zerbini, Francisco Murilo

“…Abstract Wheat stripe mosaic virus (WhSMV) is the causal agent of soilborne wheat mosaic disease (SBWMD) in Brazil, which is a serious threat to wheat…”
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Comparison of single- or multi-active ingredient fungicides for controlling Fusarium head blight and deoxynivalenol in Brazilian wheat by Barro, Jhonatan Paulo, Santana, Flávio Martins, Tibola, Casiane Salete, Machado, Franklin Jackson, Schipanski, Carlos André, Chagas, Débora Fonseca, Guterres, Caroline Wesp, Casarotto, Gabriele, Capitanio, Cassio Guilherme, Dallagnol, Leandro Jose, Kuhnem, Paulo, Feksa, Heraldo Rosa, Venancio, Wilson Story, Del Ponte, Emerson Medeiros

“…In this study, we gathered data on Fusarium head blight (FHB) severity, deoxynivalenol (DON), and wheat yields from 19 cooperative fungicide trials conducted…”
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Modelos de pontos críticos para relacionar o rendimento de grãos de aveia branca com a intensidade de doença no patossistema múltiplo ferrugem da folha: helmintosporiose by Nerbass Junior, João Martinho, Casa, Ricardo Trezzi, Kuhnem Júnior, Paulo Roberto, Gava, Fernando, Bogo, Amauri

“…A ferrugem da folha e a helmintosporiose são as principais doenças fúngicas foliares de aveia branca. Em cultivares suscetíveis, o controle químico não…”
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Ethylene inhibitor aminoethoxyvinilglycine on glomerella leaf spot in apple cultivar 'Royal Gala' by Bogo, Amauri, Casa, Ricardo Trezzi, Rufato, Leo, Kuhnem Júnior, Paulo Roberto, Gonçalves, Mayra Juline

“…Aqueous solution of Aminoethoxyvinylglycine (AVG) has been commercialized in Brazil as ReTainTM C, 15% mainly as a potent inhibitor of ethylene biosynthesis by…”
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Ethylene inhibitor aminoethoxyvinilglycine on glomerella leaf spot in apple cultivar 'Royal Gala'/Inibidor de etileno aminoetoxivinilglicina sobre a mancha foliar de 'Glomerella' na cultivar de macieira 'Royal Gala' by Bogo, Amauri, Casa, Ricardo Trezzi, Rufato, Leo, Kuhnem, Jr., Paulo Roberto, Goncalves, Mayra Juline

“…Aqueous solution of Aminoethoxyvinylglycine (AVG) has been commercialized in Brazil as ReTain™C, 15% mainly as a potent inhibitor of ethylene biosynthesis by…”
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Timing of fungicide application for the control of Gibberella ear rot of maize by Andriolli, Clodoaldo Fadani, Casa, Ricardo Trezzi, Kuhnem, Paulo Roberto, Bogo, Amauri, Zancan, Rômulo Luis, Reis, Erlei Melo

“…Gibberella ear rot (GER) of maize is of common occurrence in southern Brazil. The increased risk of the disease in this region is associated with wide adoption…”
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