By DAQIONG in Lhasa and ZHOU HUIYING in Harbin | China Daily Global | Updated: 2020-11-04 09:58 Nyima Tashi conducting research into highland barley in Gampa county, Shigatse city of the Tibet autonomous region, in July. As Tibet's chief scientist of highland barley crop breeding, Nyima Tashi and his team finalized the selective breeding of more than 20 new barley …