２０００年 ,国家开始退出对南方早稻谷保护价格收购 ,以稻为主的粮食主产地———南方红壤农区种植槟榔芋 ,是适合当地种植结构的调整方案。槟榔芋又称香芋 ,为多年生单子宿根性草本植物 ,属天南星科芋属 ,在南方红壤地区大多作为一年生草本作物栽培 ,一般芋头娘亩产量为２５ In 2000, the state began to withdraw from the acquisition of the protection price of early rice in the southern part of China. The cultivation of betel nut taro in the red soil areas of southern China, which is the main grain-based grain-producing area, is an adjustment program suitable for the local planting structure. Betel taro, also known as taro taro, is a perennial perennial herb, belonging to the genus Araceae in the southern red soil region mostly as annual herb crops, the general yield of taro mother 25 acres