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泥豆是都昌县栽培历史悠久的晚大豆,有青皮和褐皮两种,以青皮为主,色泽光亮,籽粒饱满,呈椭圆形,每百粒重14~16克。该品种具有生育期短、适应性强、产量高、品质好的优点。从播种到收割仅100天左右,无论什么土壤都可以种植,但以砂质壤土为最好,一般亩产100公斤左右,管理好的亩产可达150公斤以上。都昌泥豆脂肪含量16~18%,蛋白质40~42%,出豆腐率比一般大豆高,是加工豆制品较理想的大豆品种。近几年来,种植面积不断扩大,赣北大部分地区都有种植。其栽培技术要点是:
Mud beans are cultivated in Duchang County, a long history of late soybeans, there are two kinds of green and brown beech to green-based, bright color, full of seeds, oval-shaped, weighing 14 to 16 grams per hundred. The variety has the advantages of short growth period, strong adaptability, high yield and good quality. From planting to harvesting only about 100 days, no matter what soil can be planted, sandy loam is the best, generally about 100 kilograms per mu, well managed up to 150 kilograms per mu. Duchang muddy fat content of 16 to 18 percent, protein 40 to 42 percent, the tofu rate higher than the average soybean, soybean processing is the ideal soybean varieties. In recent years, the area under cultivation has been constantly expanding, and cultivation has taken place in most areas of northern Jiangxi. The cultivation techniques are: