This mod adds bushes, trees, fences, mail, poles that were in the beta version of the game, but Rockstar was cut out at release.
Installation: file "betagspt1.ipl", add to GTA San "Andreas/files/data/maps". File "GTA.dat", add to "GTA San Andreas/files/data/". If you already have "GTA.dat" installed, you can use any text editor to write in "GTA.dat", this text: IPL data\maps\betagspt1.ipl