The study on the Pinelliae tuber germplasm evaluation is of guiding significance for the optimization provenance source in the normalized production of Pinelliae tuber.

Indeed after autumn grain at home, after winter, spring, summer three season, not to the new grain harvest will eat out.

It can complete tillage work at a time, reduce work times, save consumption and time, can complete produce task in time in summer harvest and seed, don't interrupt agricutural season.