赤霉素俗称‘九二○”，是一种常用植物生长素。它具有刺激作物茎伸长．提高发芽率，早返青，生长快，减少蕾花、铃、果脱落，提高产量，改善品质的作用。由于赤霉素增产作用显著，故被广泛应用在农业生产上。但是，一些农户由于错购、误用，结果不但使生产上无多大效果，反而 Gibberellin, commonly known as ’900 ’, is a common auxin which has the effects of stimulating crop stem elongation, improving germination rate, returning to green early, fast growing, reducing flower buds, bolls and fruits, increasing yield and improving quality The role of gibberellin due to a significant increase in production, it is widely used in agricultural production.But some farmers because of wrong purchase, misuse, the result not only to produce little effect, on the contrary