BUENOS AIRES, March 4 (Reuters) - Argentina's stock, currency and bond market trends on Wednesday.
* MerVal stocks index .MERV soared 6.03 percent to 986.27 points as a rise in global oil prices lifted energy-related shares. Stocks were also buoyed by news the government and Argentine farmers reached partial accords late on Tuesday aimed at defusing a lengthy political battle over export taxes.
* Shares of market heavyweight Tenaris (TENA.BA), a top global producer of steel pipes for the energy industry, rose 6.63 percent to 30.55 pesos.
* On the broad market volume was a $16.3 million. Of active issues, 41 advanced, 12 declined and 10 were unchanged.
* The easing of tensions in Argentina's farm conflict also lifted government bonds traded over the counter in Buenos Aires, which gained 1.1 percent on average.
* Dollar-denominated "Par" bonds ARPARD=RASL rose 1.6 percent while dollar-denominated Disc paper gained 2.6 percent.
* The Argentine peso weakened to its lowest level since January 2002 in formal exchange between banks as exporters held off on cashing in their earnings amid a recent weakening trend in the currency.
* The peso shed 0.21 percent to 3.61/3.6125 per dollar ARS=RASL.
* In informal trade between foreign exchange houses, as measured by Reuters, the peso fell 0.80 percent to end at 3.7225/3.7275 ARSB=, a level last seen in October 2002. (Reporting by Jorge Otaola; Writing by Kevin Gray; Editing by Diane Craft)