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大白豆在我县栽培历史悠久。主要分布在海拔1.800～2.200米的高寒山区。常年播种面积5,000亩左右,总产500吨。近年来玉米单产只有50多公斤的低产地改种大白豆后亩产达150多公斤,高的可以超过200公斤,每亩增加产值160元,不仅增加了农民的收入,而且在国内外市场上也深受广大消费者的欢迎。出口一吨大白豆可换回4吨小麦。大白豆营养丰富,含蛋白质31.2％,脂肪11.3％,碳水化合物5.1％,每百克大白豆含维生素B_11.56毫克和维生素B_21.02毫克,超
White beans cultivation in our county has a long history. Mainly located in the alpine mountains 1.800 ~ 2.200 meters above sea level. Perennial planting area of about 5,000 acres, with a total output of 500 tons. In recent years, the yield per hectare of corn with yield over 50 kg in only 50 kg in recent years has reached more than 150 kg per mu and over 200 kg in high yield, with an output value of 160 yuan per mu, which not only increases the income of peasants but also increases the market share in domestic and overseas markets Also welcomed by the vast number of consumers. Export a ton of white beans can be exchanged for 4 tons of wheat. Large white beans nutritious, with 31.2% protein, fat 11.3%, carbohydrates 5.1%, per 100 grams of white beans with vitamin B_11.56 mg and vitamin B_21.02 mg, super