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PEDOTRANSFER FUNCTIONS FOR WATER RETENTION IN THE MAIN SOILS FROM THE BRAZILIAN COASTAL PLAINS Ciência e Agrotecnologia
Silva,Elidiane da; Curi,Nilton; Ferreira,Mozart Martins; Volpato,Margarete Marin Lordelo; Santos,Walbert Júnior Reis dos; Silva,Sérgio Henrique Godinho.
Pedotransfer functions (PTFs) are equations used to estimate soil characteristics difficult to determine from other easily obtained ones. Water retention in soil is used in several agronomic and environmental applications, but its direct determination is time consuming and onerous, therefore PTFs are alternatives to obtaining this information more quickly and economically. The aims of this study were to generate a database and develop PTFs for water retention at potentials of -33 kPa (field capacity) and -1500 kPa (permanent wilting point) for Yellow Argisol and Yellow Latosol from the Brazilian Coastal Plains region. The Coastal Plains soils are mostly developed from Barreiras formation (pre-weathered sediments) and their main uses are sugarcane,...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Database; Pedofunction; Permanent wilting point; Field capacity.
Ano: 2015 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1413-70542015000400331
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