American Black Walnut (ABW) belongs to Juglandaceae, Juglans, Sect. Rhysocauyon and is a general designation of woody plant, the Sect. Rhysocauyon is composed of 16 species, of which 8 species originated from America. The materials we used are J.nigra, J.hindsii, J.major and J.paradox etc.
The Effects of soil drought stress on water architecture parameters and growth dynamics of American Black Walnut with different genotypes were studied in this studies, the osmotical adjustment, photosynthesis ef...