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| LEADER |
00829nam a2200217 a 4500 |
| 008 |
050201s1997||||es a |||||||||||||spa|| |
| 041 |
0 |
|
|a spa
|
| 094 |
0 |
|
|a 1903
|b P116r
|
| 100 |
0 |
|
|a Pacheco, Reyna Isabel
|
| 245 |
0 |
0 |
|a Residuos de plaguicidas en agua, sedimento y organismos acuaticos de la Bahía de Jiquilisco
|
| 260 |
|
|
|a San Salvador :
|b Universidad de El Salvador,
|c 1997
|
| 300 |
|
|
|a 31 h. ;
|b il
|
| 502 |
|
|
|a Tesis (Lic. en Biología) -- Universidad de El Salvador
|
| 650 |
|
7 |
|a PLAGUICIDAS
|2 lemb
|
| 700 |
0 |
|
|a López Zepeda, Ernesto
|e Asesor
|
| 700 |
0 |
|
|a Menjivar, Rodolfo Fernando
|e Asesor
|
| 942 |
|
|
|c BK
|
| 991 |
|
|
|a No asignado
|
| 992 |
|
|
|a 13/02/2007
|
| 999 |
|
|
|c 135925
|d 135925
|
| 952 |
|
|
|0 0
|1 0
|4 0
|6 1903_000000000000000_P116R
|7 0
|8 T
|9 245021
|a 70
|b 70
|c TUES
|d 2013-03-08
|i 70102367
|o 1903 P116r
|p 70102367
|r 2013-03-08
|w 2013-03-08
|y TS
|