In operating any such diversion or substandard pool, the marketing program committee may fix servicing charges to be assessed against the commodity which is received into the pool and may receive and account for the commodity on a basis of variety, grade, and size classifications. The program committee has title to all of the commodity in either of the pools and shall handle all of the commodity which is received into either of the pools and account for it to each producer that is beneficially interested in such upon a pooled basis.