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| LEADER |
01020nam a22003370a 4500 |
| 001 |
PT6981 |
| 003 |
AR-LpoUNG |
| 005 |
20250127131238.0 |
| 008 |
191001s1971||||fr |||||||||||||||||eng d |
| 040 |
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|a AR-LpoUNG
|b spa
|c AR-LpoUNG
|e aacr
|
| 041 |
0 |
|
|a eng
|
| 044 |
|
|
|a fr
|
| 082 |
0 |
|
|a 636.7384 68pro
|
| 245 |
1 |
4 |
|a The problems of persistent chemicals :
|b implications of pesticides and other chemicals in the environment
|
| 260 |
|
|
|a París :
|b OCDE,
|c 1971.
|
| 300 |
|
|
|a 113 p. :
|b gráfs., tbls.
|
| 650 |
|
4 |
|a ABONOS Y FERTILIZANTES
|
| 650 |
|
4 |
|a AGRICULTURA
|
| 650 |
|
4 |
|a CONTAMINANTES
|
| 650 |
|
4 |
|a CONTAMINANTES ATMOSFERICOS
|
| 650 |
|
4 |
|a CONTAMINANTES DEL SUELO
|
| 650 |
|
4 |
|a EFECTOS EN EL MEDIO AMBIENTE
|
| 650 |
|
4 |
|a OECD
|
| 650 |
|
4 |
|a PRODUCTOS QUIMICOS
|
| 650 |
|
4 |
|a PROPIEDADES QUIMICAS
|
| 650 |
|
4 |
|a RIESGOS PARA LA SALUD
|
| 650 |
|
4 |
|a SUBSTANCIAS TOXICAS
|
| 710 |
2 |
|
|a Organisation for Economic Co-coperation and Development (Paris)
|
| 905 |
|
|
|a 6981
|
| 942 |
|
|
|c LIB
|2 ddc
|
| 999 |
|
|
|c 14157
|d 14157
|