Muller, Hans-Werner
Measures on the soil amelioration potential of rock phosphates in oxisols and ultisols - Tubingen Institute for Scientific Co-operation 1989 - pp. 7-20 - v.29 .
FOSFATOS
SUELOS
PERU
BAYOVAR
PIURA
330.15(082.1)/I59|12
Measures on the soil amelioration potential of rock phosphates in oxisols and ultisols - Tubingen Institute for Scientific Co-operation 1989 - pp. 7-20 - v.29 .
FOSFATOS
SUELOS
PERU
BAYOVAR
PIURA
330.15(082.1)/I59|12