Effect of organic/inorganic compound fertilizer on the yield of crop and fodder double-cropping system in the Tibetan Plateau Polymorphism of Starch Granule-Associated Proteins and 5′ Leader Sequence of GBSSI Gene in Indigenous Naked Barley (Hordeum vulgare L.) from Qinghai-Tibetan Plateau in China Influence of climate change on potential productivity of naked barley in the Tibetan Plateau in the past 50 years