|
|
|
|
| LEADER |
00919nam a2200205 a 4500 |
| 008 |
050201s1997||||es a |||||||||||||spa|| |
| 942 |
|
|
|c BK
|
| 041 |
|
|
|a spa
|
| 094 |
|
|
|a 1903
|b P116r
|
| 100 |
|
|
|a Pacheco, Reyna Isabel
|
| 700 |
|
|
|a López Zepeda, Ernesto
|e Asesor
|
| 700 |
|
|
|a Menjivar, Rodolfo Fernando
|e Asesor
|
| 245 |
|
|
|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 |
|
|
|a PLAGUICIDAS
|
| 999 |
|
|
|c 73605
|d 73605
|
| 952 |
|
|
|0 0
|1 0
|4 0
|6 1903_000000000000000_P116R
|7 0
|8 T
|9 133191
|a 10
|b 10
|c T
|d 2012-08-15
|i 10115411
|o 1903 P116r
|p 10115411
|r 2012-08-15
|t 1
|w 2012-08-15
|y TS
|
| 952 |
|
|
|0 0
|1 0
|4 0
|6 1903_000000000000000_P116R
|7 0
|8 T
|9 133192
|a 10
|b 10
|c T
|d 2012-08-15
|i 10115412
|o 1903 P116r
|p 10115412
|r 2012-08-15
|t 2
|w 2012-08-15
|y TS
|