 Starting a small-scale operation requires a relatively low initial investment; this is a factor in the small size of the present production operations, with half of them being between .Another determining factor in the small productivity of the sector is that most orchards have been created less than 10 years ago, so have young trees which are as now barely entering commercial production.Assuming a yield for a 10-year-old tree is a reliable conservative estimate, though some exceptional specimens of that age have yielded .