TY  - JOUR 
T1  - Copper, nickel and zinc phytoavailability in an oxisol amended with sewage sludge and liming
JO  - Scientia Agricola
A1  - Martins, Adão Luiz Castanheiro
A1  - Bataglia, Ondino Cleante
A1  - Camargo, Otávio Antonio de
SN  - 0103-9016
UL  - 10.1590/S0103-90162003000400021
VL  - 60 
Y1  - 2003
PB  - Brasil 
ER  -