水稻矮缩病(Rice dwarf)和水稻暂黄病(Rice transitory yellowing)是我国南方稻区的流行性病毒病害,主要由黑尾叶蝉传病。在预测预报中应用酶联双抗体夹心法检测酶介虫虽具有操作方便、灵敏度高等优点,但在实际应用中由于检测程序烦多,不易普及推广应用,而虫体直接测定法是在 Rice dwarf and rice transitory yellowing are epidemic virus diseases in the southern rice area of ​​China, and are mainly transmitted by the black-leafhopper. Enzymatic diabodies sandwich enzyme-linked sandwich enzyme-linked immunosorbent assay has the advantages of easy operation and high sensitivity in predicting and forecasting. However, in practice, it is not easy to popularize and popularize because of the cumbersome testing procedures. However,