泥豆在宣城地区的栽培历史悠久,現已成为当地主要晚秋粮食作物之一。品种有:黄皮、花皮、黑皮三种。栽培面积曾突破二十万亩,并已形成了油菜,麦子—中稻—泥豆一年三熟的耕作制度。泥豆的栽培技术簡单;产量稳定,一般亩产一百斤左右,最高可达二百多斤;除当粮食外,还可以榨油和做豆腐、芽菜、飼料、肥料等等;泥豆套种在稻田里,既不影响水稻产量,也不影响后作茬口,叶子和根瘤菌留在田里还可以改良土壤,增进地力,促使水稻持續增产。宣城地区的农民在中稻田内套种泥豆的主要技术措施是: 一、选择稻田:泥豆既怕涝,又怕旱,因此,必須选择灌溉排水条件較好的肥沃的砂质壤土的中稻田最为适宜。如果土壤粘結, Mud cultivation in Xuancheng has a long history and has become one of the main late autumn food crops in the region. Varieties are: yellow, Huapi, black three. Cultivation area has exceeded 200,000 mu, and has formed a rapeseed, wheat - rice - mud beans farming system three times a year. Mud beans cultivation techniques are simple; stable output, generally about 100 kilograms per mu, up to 200 kilos; except when food, you can also squeeze oil and make tofu, sprouts, feed, fertilizers and so on; mud Bean intercalation in the rice fields, neither affect the yield of rice, does not affect the post-crop stubble, leaves and rhizobium remain in the field can also improve the soil, improve soil fertility and promote continuous rice yield. The main technical measures for farmers in Xuancheng to intercrop the mud beans in the middle paddy fields are as follows: First, the choice of paddy fields: muddy beans are afraid of waterlogging, but also afraid of drought, therefore, we must choose the best irrigation of sandy loam conditions Paddy most suitable. If the soil sticks,