北緯40度以北的自然饋贈:為什麼好人參都長在這裡?我們來聊一個有點「高級」的話題:為什麼真正優質的人參,幾乎都來自北緯40度以北?
Nature's Gift North of 40N Latitude: Why Do the Finest Ginseng Grow There? Let's talk about a somewhat"advanced" topic:why does truly high-quality ginseng almost always come from north of40 degrees north latitude?