Copper, nickel and zinc phytoavailability in an oxisol amended with sewage sludge and liming
Contents of heavy metal on agricultural soils have been raised by land applications of sewage sludge and may constitute a hazard to plants, animals and humans. A field experiment was carried out from 1983 to 1987, to evaluate the long-term effect of sewage sludge application, with and without liming...
Main Authors: | , , |
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Format: | Article |
Language: | English |
Published: |
Universidade de São Paulo
2003-01-01
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Series: | Scientia Agricola |
Subjects: | |
Online Access: | http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-90162003000400021 |