Landrace Strains and What is Marujuana?

Marujuana  : What are landrace strains? Landrace strains are strains that have been un-aldultered by man. They have not been corrs-pollinated or bred with any other species (type) of strain. These are the original *(OG) marujuana strains. They are natural and from the earth. So is man. Cross-pollinating and breeding may not be a bad