膨大素是一种复配的植物生长调节剂，具有用法简便，投入少，收益大，无毒、无副作用。１９９６～１９９７年度，我们将膨大素引入大豆栽培示范试验。结果表明，大豆初花期喷施一定量的膨大素，增产明显，效果显著。现将试验结果总结如下。１试验设计本试验采用简单对比法... Overturn is a compound with plant growth regulator, with easy to use, less investment, large benefits, non-toxic, no side effects. From 1996 to 1997, we introduced bulking elements into soybean cultivation demonstration experiment. The results showed that the early flowering of soybean sprayed with a certain amount of enlarged macroprojeon, yield significantly, the effect is significant. The test results are summarized below. 1 experimental design of the test using a simple comparison method ...