美国薄壳山核桃原产于美国的密西西比河流域一带,20纪世初引入我国,系胡桃科、山核桃属,美国山核桃种。与我国山核桃果小、核壳厚、核红有涩味,须经水煮脱涩方可使用及食用。相比,美国薄壳山核桃果实呈长卵形或椭圆形,坚果大,核壳极薄,表面光滑,核仁肥 The United States shell pecan native to the United States in the Mississippi River area, the 20th century introduced to our country, the Department of Walnuts, Hickory, Pecan species. Hickory with our small, nuclear shell thickness, nuclear red astringency, to be used by the boiled off astringency and food. In contrast, the United States thin-walled pecan fruit was oval or oval-shaped, large nuts, shell extremely thin, smooth surface,