竹豆(Rice beau)属一年生豆科绿肥.经我所试验鉴定为优良夏绿肥品种,茎叶可做肥料、饲料.种子可供食用并有药用价值.植株(烘干物)养分含量:有机碳42.2%,全氮2.41%.全磷0.74%,全钾3.50%,刈青粗蛋白含量为16.79%,一般鲜青产量为2000—3500公斤/亩,高的4500多公斤/亩.种子产量一般为75—125公斤/亩.抗逆性强.现已有17个省一百多个单位向我所引种了竹豆,大多数反映生长良好.现将竹豆的特征特性、栽培技术和利用方式、推广情况介绍如下: Rice beau is an annual legume green manure, which has been appraised as good summer green manure by my experiment, and can be used as fertilizer and feed for seeds and leaves. The seed is edible and has medicinal value. Plant (dried matter) Nutrient content: 42.2% organic carbon, 2.41% total nitrogen, 0.74% total phosphorus, 3.50% total potassium and 16.79% crude crude protein, with the yield of 2000-3500 kg / mu and 4500 kg / mu. The output is generally 75-125 kg / acre. Strong resistance. Now there are more than 100 units in 17 provinces introduced bamboo beans to me, most of them reflect the good growth. Now the characteristics of bamboo beans, cultivation techniques And use of methods to promote the situation are as follows: