Adding Ice Plains & Ice Mountains in cfg

Hi, can you add in:

####################

# vanilla biomes to generate

####################

"vanilla biomes to generate" {

    B:Desert=true

    B:ExtremeHills=false

    B:Forest=true

    B:Jungle=true

    B:Ocean=true

    B:Plains=true

    B:Swampland=true

    B:Taiga=true

}

this 2 biomes? I dont know why but this biomes very big and i want remove it from generate.

Ice Plains ID: 79

Ice Mountains ID: 95

When i remove Plains from generate Ice Plains still generate