منابع مشابه
Environmental education in the Upper Paraná River floodplain, municipality of Porto Rico (Paraná State), Brazil.
Since 2003, researchers, faculty, graduate and undergraduate students from the State University of Maringá have been working alongside teachers from the state and local schools in the municipality of Porto Rico (Paraná State), located on the banks of the Paraná River. Their objective is to outline actions and strategies with the purpose of building methodological paths to insert environmental e...
متن کاملMicrocyclic rusts of hollyhock (Alcea rosea)
Rust fungi infecting hollyhock and other plants in Malveae are frequently intercepted at ports of entry to the USA, particularly Puccinia malvacearum and P. heterogenea. These two species can be difficult to distinguish and can be further confused with other, less common species of microcyclic rust fungi infecting hollyhock: P. heterospora, P. lobata, P. platyspora, and P. sherardiana. Molecula...
متن کاملArboreous Vegetation of an Alluvial Riparian Forest and Their Soil Relations: Porto Rico Island, Paraná River, Brazil
The dynamics of alluvial deposits in floodplains forms islands and sandbanks. Deposits frequently accumulate at the river margins and on islands with consequent side growths. One of these sandbanks which started to form in 1952 annexed an area of 12.4ha to the Porto Rico island (5315’W and 2245’S). At present a forest fragment of approximately 2.0 ha exists in this place. The structural analysi...
متن کاملFunctional genomic approaches in cereal rusts
Cereal rust fungi are pathogens of major importance to agriculture, threatening cereal production worldwide. Targeted breeding for resistance, based on information from fungal surveys and population structure analyses of virulence, has been effective. Nevertheless, breakdown of resistance occurs frequently and continued efforts are needed to understand how these fungi overcome resistance and to...
متن کاملPorto Alegre
1. Sesso R, Anção MS, Madeira SA. Aspectos epidemiológico do tratamento dialı́tico na grande São Paulo. Revista da Associação Médica do Brasil 1994; 40: 10–14 2. Gabow P. Autosomal dominant polycystic kidney disease. N Engl J Med 1993; 329: 332–342 3. Dalgaard OZ, Søren N. Autosomal dominant polycystic kidney disease in the 1980s. Clin Genet 1989; 36: 320–325 4. Higashira E, Nutahara K, Kojima M...
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ژورنال
عنوان ژورنال: American Journal of Botany
سال: 1917
ISSN: 0002-9122
DOI: 10.1002/j.1537-2197.1917.tb05442.x