麥稈蠅的藥劑防治根據(jù)各測(cè)報(bào)點(diǎn)逐日網(wǎng)掃成蟲(chóng)結(jié)果,在越冬代成蟲(chóng)開(kāi)始盛發(fā)并達(dá)到防治指標(biāo),尚未產(chǎn)卵或產(chǎn)卵極少時(shí),據(jù)不同地塊的品種及生育期,進(jìn)行次噴藥,隔6-7天后視麥稈蠅蟲(chóng)情變化,對(duì)生育期晚尚未進(jìn)入抽穗開(kāi)花期,植株生長(zhǎng)差,蟲(chóng)口密度仍高的麥田續(xù)噴第二次藥。...