This experiments were performed with potted planting, used"soybean north 9395"as materials, which was sensitive to B. Using artificial control situations of adumbral net and artificial climate box and chamber rainproof and air-condition and so on. 本试验以对硼较敏感的大豆“北9395”为材料,通过盆栽试验,利用遮阳网、人工气候箱、防雨棚等人工控制条件,研究水分、光照、与硼对大豆生长发育和根系性状的影响,明确不同水分光照条件与硼对大豆的作用。