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Influencia Da Reacao Do Solo Na Disponibilidade De Calcio E Magnesio Para A Cevada Hordeum Vulgare L Em Alguns Solos Do Rio Grande Do Sul E Santa Catarina
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Book Synopsis Influência da reação do solo na disponibilidade de cálcio e magnésio para a cevada (Hordeum vulgare L.) em alguns solos do Rio Grande do Sul e Santa Catarina by : E. G. de CASTILHOS
Download or read book Influência da reação do solo na disponibilidade de cálcio e magnésio para a cevada (Hordeum vulgare L.) em alguns solos do Rio Grande do Sul e Santa Catarina written by E. G. de CASTILHOS and published by . This book was released on 1982 with total page 66 pages. Available in PDF, EPUB and Kindle. Book excerpt: Em casa de vegetacao, utilizando a cevada (Hordeum vulgare L.) como planta teste em cinco solos, pertencentes as Unidades de Mapeamento Santa Maria, Irani, Durox, Estacao e Passo Fundo, observou-se a influencia dos sais de calcio, magnesio e sodio na reacao do solo, na variacao dos teores trocaveis de calcio e magnesio no solo, na absorcao de calcio e magnesio pelas plantas e no rendimento de massa seca. Os tratamentos constaram de, alem da testemunha, misturas na razao molar de (3:1) de carbonato de calcio e magnesio, sulfato de calcio e magnesio e carbonato de sodio, recomendados segundo os criterios dos metodos SMP e do Al trocavel x 1,5, com excecao da mistura de sulfato de calcio e magnesio, que foi utilizada baseado somente no criterio do Al trocavel x1.5. O aumento do teor de calcio e magnesio trocaveis do solo depende da quantidade adicionada de calcio e magnesio e do tipo de corretivo. A quantidade de calcio e magnesio absorvida pelas plantas e o rendimento da massa seca estao associados principalmente a elevacao do pH a valores que possibilitem a reducao do Al trocavel a niveis nao toxicos e ao aumento dos teores de calcio e magnesio trocaveis no solo.
Book Synopsis Australian Journal of Agricultural Research by :
Download or read book Australian Journal of Agricultural Research written by and published by . This book was released on 2000 with total page 442 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Southern Forages by : Donald M. Ball
Download or read book Southern Forages written by Donald M. Ball and published by . This book was released on 1996 with total page 276 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Pedodiversity written by Juan José Ibáñez and published by CRC Press. This book was released on 2013-04-08 with total page 250 pages. Available in PDF, EPUB and Kindle. Book excerpt: Soil diversity (pedodiversity) is part of our natural and cultural heritage. The preservation of the pedosphere is essential for the protection of the biosphere and the Earth's systems, the regulation of climate, and for world food security. In this book, reputed international experts discuss the state of the art of pedodiversity analysis-analyzing
Book Synopsis Southern Forages by : Donald M. Ball
Download or read book Southern Forages written by Donald M. Ball and published by . This book was released on 2007-01 with total page 322 pages. Available in PDF, EPUB and Kindle. Book excerpt: The book Southern Forages has since gained wide recognition as a practical and reliable source of information on modern forage crop management. It is used by livestock producers, by seed, equipment and fertilizer dealers, by extension and conservation workers, and by teachers as a text for students learning about forages.