New Early Fruiting Walnut Cultivar‘Yuxiang’ A New Chestnut Variety with High Quality and Early-maturity‘Shadi Chestnut’ Early Fruiting and its RAPD Analysis of Walnut in Xinjiang Uygur Autonomous Comprehensive Evaluation on Drought Resistance of Early Fruiting Walnut Cultivars Relationship between yield and mineral element contents in leaves of four early walnut cultivars Comprehensive Evaluation on Drought Resistance of Early Fruiting Walnut Cultivars Comprehensive Evaluation on Cold Resistance of Early Fruiting Walnut Cultivars Comprehensive Evaluation on Cold Resistance of Early Fruiting Walnut Cultivars A New Chestnut Variety with High Quality and Early-maturity‘Shadi Chestnut’