Method of screening elicitor inducing the production of phytoalexin in rice and rice disease controlling agent containing elicitor as the active ingredient

摘要

PCT No. PCT/JP97/01369 Sec. 371 Date Dec. 21, 1998 Sec. 102(e) Date Dec. 21, 1998 PCT Filed Apr. 21, 1997 PCT Pub. No. WO98/47364 PCT Pub. Date Oct. 29, 1998An object of the present invention is to provide a method for screening elicitors that induce the production of phytoalexins in rice plants, and agents for controlling rice diseases; and relates to a method for screening elicitors that induce the production of phytoalexins in rice plants, wherein the aforementioned elicitor screening method is characterized by using rice seedlings as the test plant, applying a test sample on a suitable part of the rice seedlings, and then screening the elicitors using the phytoalexins produced in the plant bodies as marker substances, as well as to agents for controlling rice diseases containing as an active ingredient a specific compound having an action in inducing the production of phytoalexins in rice plants.