Phenotypic Variation of Fruit Traits and Their Responses to Soil Nutrients in Natural Manchurian Walnut Germplasms
Manchurian walnut (Juglans mandshurica) is a rare woody oil tree and a key species for ecological restoration in northern China. The Wulingshan National Nature Reserve serves as the core germplasm habitat within its distribution range. However, the coupling mechanism between fruit traits of wild germplasm and soil envi...