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      溴氰蟲(chóng)酰胺對(duì)斜紋夜蛾生長(zhǎng)發(fā)育及繁殖的亞致死效應(yīng)

      2014-08-31 07:16:58舒本水胡美英鐘國(guó)華
      關(guān)鍵詞:親代斜紋歷期

      桑 松,舒本水,胡美英,王 政,鐘國(guó)華

      (天然農(nóng)藥與化學(xué)生物學(xué)教育部重點(diǎn)實(shí)驗(yàn)室/華南農(nóng)業(yè)大學(xué) 資源與環(huán)境學(xué)院,廣東 廣州 510642)

      溴氰蟲(chóng)酰胺對(duì)斜紋夜蛾生長(zhǎng)發(fā)育及繁殖的亞致死效應(yīng)

      桑 松,舒本水,胡美英,王 政,鐘國(guó)華

      (天然農(nóng)藥與化學(xué)生物學(xué)教育部重點(diǎn)實(shí)驗(yàn)室/華南農(nóng)業(yè)大學(xué) 資源與環(huán)境學(xué)院,廣東 廣州 510642)

      【目的】研究溴氰蟲(chóng)酰胺對(duì)斜紋夜蛾SpodopteralituraFabricius 親代和F1代生長(zhǎng)發(fā)育和繁殖的影響.【方法】采用浸葉法,確定溴氰蟲(chóng)酰胺對(duì)斜紋夜蛾3齡幼蟲(chóng)的的亞致死劑量LC20和LC40,分別用該劑量處理斜紋夜蛾3齡幼蟲(chóng),觀察其對(duì)斜紋夜蛾親代和F1代的亞致死效應(yīng).【結(jié)果和結(jié)論】經(jīng)溴氰蟲(chóng)酰胺LC20劑量0.04 mg·L-1和LC40劑量0.07 mg·L-1處理斜紋夜蛾3齡初期幼蟲(chóng)72 h,與對(duì)照相比,幼蟲(chóng)從3齡到6齡的發(fā)育歷期分別延長(zhǎng)了2.39和4.32 d,化蛹率(分別為78.67%和60.33%)和羽化率(分別為72.12%和61.28%)均顯著降低,處理組雌、雄蛹質(zhì)量均增加.LC40處理組的單雌產(chǎn)卵量(1 356.67粒)和卵孵化率(59.26%)顯著低于對(duì)照,而LC20處理組的單雌產(chǎn)卵量和孵化率則與對(duì)照組差異不顯著.藥劑處理對(duì)蛹?xì)v期、成蟲(chóng)歷期以及雌性比均沒(méi)有顯著影響.溴氰蟲(chóng)酰胺處理也同樣延長(zhǎng)了斜紋夜蛾F1代幼蟲(chóng)的發(fā)育歷期,降低了化蛹率,但對(duì)F1代羽化率和單雌產(chǎn)卵量影響不大.研究結(jié)果可以為斜紋夜蛾的綜合防治以及溴氰蟲(chóng)酰胺的合理使用提供理論依據(jù).

      溴氰蟲(chóng)酰胺; 斜紋夜蛾; 亞致死劑量; 生長(zhǎng)發(fā)育; 繁殖

      斜紋夜蛾SpodopteralituraFabricius,又名蓮紋夜蛾,屬鱗翅目夜蛾科,是一種雜食性、暴食性的重要農(nóng)業(yè)害蟲(chóng),寄主植物達(dá)109科389種(含變種),在氣候和食物適宜時(shí),能在較短時(shí)間內(nèi)給農(nóng)作物造成重大損失[1].斜紋夜蛾在中國(guó)各地均有發(fā)生,淮河以南溫暖地區(qū)發(fā)生較多,而長(zhǎng)江中下游及華南地區(qū)則常年發(fā)生嚴(yán)重[2-3].長(zhǎng)期以來(lái),國(guó)內(nèi)外對(duì)斜紋夜蛾的防治以化學(xué)農(nóng)藥為主,但目前該蟲(chóng)對(duì)一些常規(guī)藥劑以及多種作用機(jī)制獨(dú)特的新型藥劑均產(chǎn)生了抗藥性[4].

      溴氰蟲(chóng)酰胺是美國(guó)杜邦公司繼氯蟲(chóng)苯甲酰胺后開(kāi)發(fā)的新型鄰氨基苯甲酰胺類(lèi)殺蟲(chóng)劑,能高效激活昆蟲(chóng)魚(yú)尼丁受體,使橫紋肌和平滑肌細(xì)胞內(nèi)鈣離子釋放通道持續(xù)開(kāi)啟,腔內(nèi)鈣離子迅速下降,從而導(dǎo)致害蟲(chóng)麻痹死亡[5].與氯蟲(chóng)苯甲酰胺相比,溴氰蟲(chóng)酰胺更高效,適用作物更廣泛,既能防治咀嚼式口器害蟲(chóng)[6],又能防治刺吸式口器害蟲(chóng)[7],包括鱗翅目、半翅目以及鞘翅目害蟲(chóng),而且對(duì)非靶標(biāo)的節(jié)肢類(lèi)動(dòng)物選擇性良好,環(huán)境安全性強(qiáng)[8],非常適合害蟲(chóng)的綜合防治和抗性治理,該藥已在國(guó)內(nèi)獲得臨時(shí)登記.

      溴氰蟲(chóng)酰胺應(yīng)用于防治農(nóng)業(yè)害蟲(chóng)的研究,目前主要集中在室內(nèi)生物活性測(cè)定以及田間藥效上[9-10],毒理機(jī)制研究相對(duì)較少,而溴氰蟲(chóng)酰胺對(duì)斜紋夜蛾的亞致死效應(yīng)國(guó)內(nèi)外鮮見(jiàn)報(bào)道.殺蟲(chóng)劑施于田間后,除了直接殺死靶標(biāo)害蟲(chóng)外,由于個(gè)體接觸藥量的差異以及隨著時(shí)間的推移,部分個(gè)體接觸到的劑量不足以使其死亡,從而產(chǎn)生亞致死效應(yīng),造成昆蟲(chóng)生態(tài)行為的變化、生長(zhǎng)發(fā)育和生殖力的改變以及抗藥性的發(fā)展等[11-12].本文研究了溴氰蟲(chóng)酰胺亞致死劑量處理對(duì)斜紋夜蛾親代和F1代生長(zhǎng)發(fā)育和繁殖力的影響,為斜紋夜蛾的綜合防治以及溴氰蟲(chóng)酰胺的合理使用提供理論依據(jù).

      1 材料與方法

      1.1 供試?yán)ハx(chóng)及藥劑

      供試斜紋夜蛾為室內(nèi)人工飼料飼養(yǎng)品系.人工飼料配方為:黃豆粉100 g、麥麩80 g、酵母粉26 g、干酪素8 g、維生素C 8 g、氯化膽堿1 g、山梨酸2 g、膽固醇0.2 g、肌醇0.2 g、瓊脂26 g、水1 L.飼養(yǎng)條件:光照培養(yǎng)箱條件控制,溫度(27±1)℃,光照周期為16 h暗∶8 h光,相對(duì)濕度60%~80%.飼養(yǎng)期間未接觸任何藥劑,以大小一致的斜紋夜蛾3齡初期幼蟲(chóng)作為供試蟲(chóng)源.97%(w)溴氰蟲(chóng)酰胺原藥由先正達(dá)公司提供,TritonX-100購(gòu)自上海生工生物工程股份有限公司.

      1.2 LC20和LC40劑量的確定

      LC20和LC40值采用浸葉法測(cè)定[13].用w為0.05%的TritonX-100配制所需的溴氰蟲(chóng)酰胺(濃度分別為1.00、0.50、0.25、0.125、0.062 5和0.031 25 mg·L-1),以不含溴氰蟲(chóng)酰胺的TritonX-100作為對(duì)照.將新鮮、干凈的芋頭葉片浸入藥液10 s后取出,室溫晾干(1.0~1.5 h).將晾干后的葉片(6 cm×6 cm)置于直徑為9 cm的塑料培養(yǎng)皿內(nèi),每皿接入大小一致的3齡初期幼蟲(chóng)10頭.每個(gè)重復(fù)20頭幼蟲(chóng),每個(gè)處理3個(gè)重復(fù),72 h后檢查幼蟲(chóng)死亡情況,毛筆輕觸蟲(chóng)體,蟲(chóng)體無(wú)活動(dòng)者視為死亡.用DPS軟件計(jì)算LC20和LC40值.

      1.3 溴氰蟲(chóng)酰胺對(duì)斜紋夜蛾親代生長(zhǎng)發(fā)育和繁殖的影響

      根據(jù)1.2的結(jié)果,用w為0.05%的TritonX-100配制所需溴氰蟲(chóng)酰胺LC20和LC40,以不含溴氰蟲(chóng)酰胺的TritonX-100作為對(duì)照.將洗干凈的芋頭葉片浸入對(duì)照和藥液處理組中,10 s后取出,室溫晾干.將晾干后的葉片(6 cm×6 cm)放入直徑為9 cm的培養(yǎng)皿,每皿接入斜紋夜蛾3齡初期幼蟲(chóng)10頭.每個(gè)重復(fù)100~150頭3齡初期幼蟲(chóng),每個(gè)處理3個(gè)重復(fù),然后置于光照培養(yǎng)箱中.每個(gè)處理分別稱(chēng)量單個(gè)培養(yǎng)皿中單頭幼蟲(chóng)體質(zhì)量(每皿10頭),3個(gè)重復(fù),稱(chēng)量用藥48 h后的幼蟲(chóng)體質(zhì)量.72 h后統(tǒng)計(jì)幼蟲(chóng)死亡情況,并用毛筆將存活的幼蟲(chóng)全部接入含新鮮人工飼料的指形管中(1頭·管-1,每管含有人工飼料12~13 mL),待化蛹后,每天收集記錄蛹數(shù)和收蛹時(shí)間,分雌雄記錄蛹個(gè)數(shù),并逐個(gè)稱(chēng)量2日齡蛹的質(zhì)量,最后將雌雄蛹放入鋪有干凈面巾紙的塑料微波爐盒內(nèi),待其羽化,計(jì)算羽化率.將各個(gè)處理同一天羽化的雌雄成蟲(chóng)隨機(jī)單對(duì)配對(duì)(每個(gè)處理15對(duì)雌雄蟲(chóng)),放入用A4紙自制的產(chǎn)卵杯中(杯高20 cm、直徑9 cm),下面鋪有含有φ為10%蜂蜜水的脫脂棉供其補(bǔ)充營(yíng)養(yǎng),每天將有卵的白紙剪下待孵化,并換取新的白紙及營(yíng)養(yǎng)液,收集記錄單對(duì)雌雄蟲(chóng)每日產(chǎn)卵量,直至成蟲(chóng)死亡,待卵孵化時(shí)觀察記錄其孵化數(shù).

      1.4 溴氰蟲(chóng)酰胺亞致死劑量處理對(duì)斜紋夜蛾F1代的影響

      每個(gè)處理挑取360頭初孵幼蟲(chóng)作為子代進(jìn)行研究,每個(gè)重復(fù)120頭,重復(fù)3次,將初孵幼蟲(chóng)挑入含有新鮮人工飼料的指形管內(nèi)飼養(yǎng),每管1頭,每天觀察記錄幼蟲(chóng)的蛻皮及死亡情況,參照劉家莉等[14]的方法推導(dǎo)幼蟲(chóng)各齡期歷期,待化蛹后,將雌雄蛹分開(kāi),并逐個(gè)稱(chēng)量蛹2日齡蛹質(zhì)量,待羽化后,按照1.3的方法飼養(yǎng)成蟲(chóng),記錄羽化情況、產(chǎn)卵量等.

      1.5 數(shù)據(jù)處理

      毒力測(cè)定分析采用DPS軟件,方差分析采用SPSS 19.0軟件的 Compare Means One-way ANOVA 過(guò)程分析.

      2 結(jié)果與分析

      2.1 LC20和LC40劑量測(cè)定結(jié)果

      斜紋夜蛾對(duì)溴氰蟲(chóng)酰胺毒力的生測(cè)結(jié)果(置信限均為95%)表明,溴氰蟲(chóng)酰胺對(duì)斜紋夜蛾72 h的LC50為0.079 0(0.068 2~0.091 5) mg·L-1,LC20和LC40分別為0.033 4(0.027 8~0.040 5)和0.061 1(0.052 4~0.071 2)mg·L-1.當(dāng)分別用LC20和LC40的最高劑量0.04、0.07 mg·L-1處理斜紋夜蛾3齡初期幼蟲(chóng)時(shí)(每個(gè)濃度120頭,3個(gè)重復(fù)),校正死亡率分別為19.17% 和41.08%,符合試驗(yàn)設(shè)計(jì)預(yù)期的亞致死目標(biāo).

      2.2 溴氰蟲(chóng)酰胺亞致死劑量對(duì)斜紋夜蛾幼蟲(chóng)體質(zhì)量及蛹質(zhì)量的影響

      從表1可知,亞致死劑量的溴氰蟲(chóng)酰胺對(duì)斜紋夜蛾幼蟲(chóng)體質(zhì)量和蛹質(zhì)量均有顯著影響.經(jīng)溴氰蟲(chóng)酰胺LC20和LC40劑量處理3齡初期幼蟲(chóng)48 h后,幼蟲(chóng)平均體質(zhì)量分別為4.58和3.52 mg,分別為對(duì)照組的43.39%和56.49%,可見(jiàn)亞致死劑量的溴氰蟲(chóng)酰胺顯著抑制了斜紋夜蛾幼蟲(chóng)的生長(zhǎng),并且表現(xiàn)出劑量依賴(lài)效應(yīng);在蛹質(zhì)量方面,LC20和LC40處理組均增加了雌雄蛹的質(zhì)量,LC40處理組的雌雄蛹質(zhì)量與對(duì)照組相比均存在顯著性差異.

      表1溴氰蟲(chóng)酰胺亞致死劑量對(duì)斜紋夜蛾幼蟲(chóng)體質(zhì)量及蛹質(zhì)量的影響1)

      Tab.1EffectsofsublethalconcentrationofcyantraniliproleonthemassoflarveandpupalofSpodopteralitura

      處理m幼蟲(chóng)/mgm蛹/mg初始48h后雌雄CK2.45±0.090a8.09±0.12a432.32±11.41a377.33±8.04aLC202.54±0.040a4.58±0.16b463.17±12.03b388.33±10.58aLC402.58±0.049a3.52±0.13c470.70±13.89b415.37±16.27b

      1) 同列數(shù)據(jù)后凡具有一個(gè)相同字母者表示差異不顯著(P>0.05,Duncan’s法).

      2.3 溴氰蟲(chóng)酰胺亞致死劑量對(duì)斜紋夜蛾生長(zhǎng)發(fā)育的影響

      由表2可知,亞致死劑量溴氰蟲(chóng)酰胺對(duì)斜紋夜蛾生長(zhǎng)發(fā)育具有明顯的影響.溴氰蟲(chóng)酰胺LC20和LC40劑量處理后,斜紋夜蛾幼蟲(chóng)歷期(3齡到6齡)顯著延長(zhǎng),分別比對(duì)照組延長(zhǎng)了2.39和4.32 d.相比于對(duì)照,雌雄蛹?xì)v期也有所延長(zhǎng)但差異不顯著.LC20和LC40處理組的化蛹率和羽化率顯著低于對(duì)照組,而且LC40處理組化蛹率顯著低于LC20處理,但對(duì)性別比例無(wú)顯著影響,可見(jiàn)溴氰蟲(chóng)酰胺亞致死劑量顯著抑制斜紋夜蛾的生長(zhǎng)發(fā)育,并且表現(xiàn)出劑量依賴(lài)效應(yīng).

      表2 溴氰蟲(chóng)酰胺亞致死劑量對(duì)斜紋夜蛾生長(zhǎng)發(fā)育的影響1)Tab.2 Effects of sublethal concentration of cyantraniliprole on the development of Spodoptera litura

      1) 同列數(shù)據(jù)后凡具有一個(gè)相同字母者表示差異不顯著(P>0.05,Duncan’s法); 2)歷期指3~6齡幼蟲(chóng)所經(jīng)歷的時(shí)間.

      2.4 溴氰蟲(chóng)酰胺亞致死劑量對(duì)斜紋夜蛾繁殖力的影響

      由表3可以看出亞致死劑量的溴氰蟲(chóng)酰胺處理斜紋夜蛾3齡初期幼蟲(chóng)對(duì)成蟲(chóng)歷期的影響不大,兩處理組與對(duì)照組相比均差異不顯著,但各組中的雌雄蟲(chóng)歷期具有一定的差異.LC20處理組單雌產(chǎn)卵量為1 846.67粒,孵化率為77.07%,與對(duì)照組相比均差異不顯著;而LC40處理組的單雌產(chǎn)卵量為1 356.67粒,孵化率為59.26%,均顯著低于對(duì)照組.可見(jiàn)溴氰蟲(chóng)酰胺亞致死劑量對(duì)斜紋夜蛾親代生殖力的影響與具體劑量有關(guān),較低劑量(如LC20)可能影響較小,而較高劑量(如LC40)時(shí)才可能有較明顯的影響.

      表3 溴氰蟲(chóng)酰胺亞致死劑量對(duì)斜紋夜蛾繁殖的影響1)

      1) 同列數(shù)據(jù)后凡具有一個(gè)相同字母者表示差異不顯著(P>0.05,Duncan’s法).

      2.5 溴氰蟲(chóng)酰胺亞致死劑量對(duì)斜紋夜蛾F1代生長(zhǎng)發(fā)育的影響

      由表4可知,以LC20劑量處理斜紋夜蛾親代后,其產(chǎn)生的F1代幼蟲(chóng)各齡期均有所延長(zhǎng),除了1齡期外,其它各齡期均顯著高于對(duì)照組(P<0.05),其中對(duì)4齡幼蟲(chóng)歷期影響最大,由1.90 d延長(zhǎng)至2.50 d;經(jīng)LC40處理的親代其F1代幼蟲(chóng)各齡期均顯著高于對(duì)照組,而且其1齡到4齡各齡期歷期也顯著高于LC20處理組(P<0.05).LC20和LC40處理組F1代的化蛹率僅為59.03%和49.25%,顯著低于對(duì)照組化蛹率75.90%;但對(duì)F1代雌雄蛹質(zhì)量影響不大,僅LC40處理組F1代的雌蛹質(zhì)量顯著高于對(duì)照組;溴氰蟲(chóng)酰胺以LC20和LC40劑量處理斜紋夜蛾,對(duì)其F1代的羽化率和單雌產(chǎn)卵量均無(wú)顯著影響(表5).

      表4 溴氰蟲(chóng)酰胺亞致死劑量對(duì)斜紋夜蛾F1代幼蟲(chóng)各齡歷期的影響1)Tab.4 Effects of sublethal concentration of cyantraniliprole on F1 larvae duration development of Spodoptera litura

      1) 同列數(shù)據(jù)后凡具有一個(gè)相同字母者表示差異不顯著(P>0.05,Duncan’s法).

      表5溴氰蟲(chóng)酰胺亞致死劑量對(duì)斜紋夜蛾F1代化蛹率、蛹質(zhì)量、羽化率、單雌產(chǎn)卵量的影響1)

      Tab.5Effectsofsublethalconcentrationofcyantraniliproleonpupationrate,pupalmass,emergencerateandnumberofeggslaidintheF1generationofSpodopteralitura

      處理化蛹率/%m蛹/mg雌雄羽化率/%單雌產(chǎn)卵量/粒CK75.90±2.48a429.62±10.65a371.27±7.72a86.12±2.58a1882.33±232.26aLC2059.03±3.63b434.97±12.15ab374.54±6.56a85.30±2.60a1676.80±356.50aLC4049.25±4.23c453.38±9.26b381.93±7.46a84.59±3.26a1735.60±275.90a

      1) 同列數(shù)據(jù)后凡具有一個(gè)相同字母者表示差異不顯著(P>0.05,Duncan’s法).

      3 討論與結(jié)論

      亞致死效應(yīng)的研究對(duì)于指導(dǎo)新農(nóng)藥科學(xué)使用、延緩昆蟲(chóng)抗藥性、避免害蟲(chóng)再猖獗等都有重要意義.隨著氯蟲(chóng)苯甲酰胺高抗害蟲(chóng)田間種群的出現(xiàn)[15-16],溴氰蟲(chóng)酰胺的使用將越來(lái)越廣泛,其亞致死效應(yīng)的研究對(duì)于預(yù)防和延緩害蟲(chóng)抗藥性發(fā)展具有重要價(jià)值.本研究表明溴氰蟲(chóng)酰胺亞致死劑量LC20(0.04 mg·L-1)和LC40(0.07 mg·L-1)對(duì)斜紋夜蛾親代和F1代的生長(zhǎng)發(fā)育均有顯著影響.溴氰蟲(chóng)酰胺處理過(guò)的幼蟲(chóng)生長(zhǎng)發(fā)育受到嚴(yán)重抑制,主要體現(xiàn)在蟲(chóng)體質(zhì)量顯著減輕、發(fā)育歷期顯著延長(zhǎng)、化蛹率和羽化率顯著降低等方面,雖然對(duì)子代的羽化率影響不大,但足已證明LC20和LC40劑量的溴氰蟲(chóng)酰胺能顯著地降低斜紋夜蛾的種群數(shù)量.

      亞致死濃度氯蟲(chóng)苯甲酰胺能使小菜蛾幼蟲(chóng)體質(zhì)量降低,幼蟲(chóng)期延長(zhǎng),化蛹率降低等[17],這與本文研究結(jié)果相似.Lai等[18]研究發(fā)現(xiàn)氯蟲(chóng)苯甲酰胺低劑量處理改變了甜菜夜蛾蛹的質(zhì)量分布頻率,并推測(cè)可能與氯蟲(chóng)苯甲酰胺處理增加了超齡幼蟲(chóng)出現(xiàn)的幾率有關(guān),而本研究發(fā)現(xiàn)經(jīng)亞致死劑量溴氰蟲(chóng)酰胺處理后,斜紋夜蛾親代的雌雄平均蛹質(zhì)量均顯著增加,但并沒(méi)有出現(xiàn)超齡的幼蟲(chóng),這可能與藥劑處理后淘汰了體弱的個(gè)體,能存活下來(lái)的個(gè)體一般身體比較強(qiáng)壯以及由于幼蟲(chóng)的生長(zhǎng)發(fā)育歷期延長(zhǎng),減緩了幼蟲(chóng)向蛹的變態(tài)發(fā)育有關(guān).此外,值得注意的是,溴氰蟲(chóng)酰胺LC20和LC40劑量處理能使斜紋夜蛾的活動(dòng)能力減弱,一旦停止喂毒可很快恢復(fù),這可能與藥劑處理后幼蟲(chóng)快速停止取食、麻痹而出現(xiàn)饑餓癥狀有關(guān)[19].

      某些藥劑的亞致死劑量能促進(jìn)害蟲(chóng)種群的增長(zhǎng),表現(xiàn)為刺激害蟲(chóng)的生殖,從而引發(fā)害蟲(chóng)的再猖獗,例如吡蟲(chóng)啉和印楝素能刺激桃蚜的生殖[20],多殺菌素和氰戊菊酯能導(dǎo)致小菜蛾繁殖力的增強(qiáng)[21- 22].本研究結(jié)果表明LC20處理組對(duì)斜紋夜蛾親代和F1代的繁殖力影響均不大,只對(duì)親代的產(chǎn)卵量有稍微影響;LC40處理組對(duì)斜紋夜蛾親代繁殖力影響較大,單雌產(chǎn)卵量和卵的孵化率均顯著低于對(duì)照組,而對(duì)F1代單雌產(chǎn)卵量影響不大.這些結(jié)果是否預(yù)示著溴氰蟲(chóng)酰胺亞致死劑量引發(fā)斜紋夜蛾種群再猖獗的可能性更?。坑捎诒狙芯?jī)H對(duì)斜紋夜蛾3齡幼蟲(chóng)進(jìn)行藥劑處理,還有必要對(duì)斜紋夜蛾低齡幼蟲(chóng)以及成蟲(chóng)進(jìn)行藥劑處理,且有必要對(duì)更低濃度(

      [1] 秦厚國(guó), 汪篤棟, 丁建,等. 斜紋夜蛾寄主植物名錄[J]. 江西農(nóng)業(yè)學(xué)報(bào), 2006, 18(5): 51-58.

      [2] 周忠實(shí). 斜紋夜蛾種群控制的研究概況[J]. 昆蟲(chóng)知識(shí), 2009, 46(3): 354-361.

      [3] 陳斌,周小毛,柏連陽(yáng),等. 斜紋夜蛾防治研究進(jìn)展[J]. 江西農(nóng)業(yè)學(xué)報(bào), 2008, 20(3): 52-54.

      [4] 桑松, 王政, 齊江衛(wèi),等. 斜紋夜蛾抗藥性研究進(jìn)展[J]. 環(huán)境昆蟲(chóng)學(xué)報(bào), 2013,35(6):804- 810.

      [5] 鄭雪松, 賴(lài)添財(cái), 時(shí)立波,等. 雙酰胺類(lèi)殺蟲(chóng)劑應(yīng)用現(xiàn)狀[J]. 農(nóng)藥, 2012, 51(8):554-557.

      [6] HARDKE J T, TEMPLE J H, LEONARD B R, et al. Laboratory toxicity and field efficacy of selected insecticides against fall armyworm (Lepidoptera: Noctuidae) [J]. Fla Entomol, 2011, 94(2): 272- 278.

      [7] LI X, DEGAIN B A, HARPOLD V S, et al. Baseline susceptibilities of B- and Q-biotypeBemisiatabacito anthranilic diamides in Arizona[J]. Pest Manag Sci, 2012, 68(1): 83-91.

      [8] 楊桂秋, 黃琦, 陳霖,等. 新型殺蟲(chóng)劑溴氰蟲(chóng)酰胺研究概述[J].世界農(nóng)藥, 2012, 34(6):19- 21.

      [9] 杜軍輝, 于偉麗, 王猛,等. 三種雙酰胺類(lèi)殺蟲(chóng)劑對(duì)小地老虎和蚯蚓的選擇毒性[J]. 植物保護(hù)學(xué)報(bào), 2013, 40(3): 266- 272.

      [10]TIWARI S, STELINSKI L L. Effects of cyantraniliprole, a novel anthranilic diamide insecticide, against Asian citrus psyllid under laboratory and field conditions[J]. Pest Manag Sci, 2013,69(9):1066-1072.

      [11]韓文素, 王麗紅, 孫婳婳,等.殺蟲(chóng)劑對(duì)昆蟲(chóng)的亞致死效應(yīng)的研究進(jìn)展[J].中國(guó)植保導(dǎo)刊, 2011, 31 (11): 15- 20.

      [12]DESNEUX N, RAFALMANANA H, KAISER L. Dose-response relationship in lethal and behavioural effects of different insecticides on the parasitic waspAphidiuservi[J]. Chemosphere, 2004, 54 (5): 619- 627.

      [13]SAYYED A H, AHMAD M, SALEEM M A. Cross-resistance and genetics of resistance to indoxacarb inSpodopteralitura(Lepidoptera: Noctuidae)[J]. J Econ Entomol, 2008, 101(2): 472- 479.

      [14]劉家莉, 楊斌, 陸永躍,等. 改進(jìn)實(shí)驗(yàn)種群生命表編制的方法: 以黑肩綠盔盲蝽為例[J]. 生態(tài)學(xué)報(bào), 2009, 29 (6):3206-3212.

      [15]WANG X, WU Y. High levels of resistance to chlorantraniliprole evolved in field populations ofPlutellaxylostella[J]. J Econ Entomol, 2012, 105(3): 1019-1023.

      [16]TROCZKA B, ZIMMER C T, Elias J, et al. Resistance to diamide insecticides in diamondback moth,Plutellaxylostella(Lepidoptera: Plutellidae) is associated with a mutation in the membrane-spanning domain of the ryanodine receptor[J]. Insect Biochem Mol Biol, 2012,42(11):873- 880.

      [17]GUO L, DESNEUX N, SONODA S, et al. Sublethal and transgenerational effects of chlorantraniliprole on biological traits of the diamondback moth,PlutellaxylostellaL.[J]. Crop Prot, 2013, 48: 29-34.

      [18]LAI T, SU J. Effects of chlorantraniliprole on development and reproduction of beet armyworm,Spodopteraexigua(Hübner)[J]. J Pest Sci, 2011, 84(3): 381-386.

      [19]HANNIG G T, ZIEGLER M, MAR?ON P G. Feeding cessation effects of chlorantraniliprole, a new anthranilic diamide insecticide, in comparison with several insecticides in distinct chemical classes and mode-of-action groups[J]. Pest Manag Sci, 2009, 65(9): 969-974.

      [20]CUTLER G C, RAMANAIDU K, ASTATKIEC T, et al.Green peach aphid,Myzuspersicae(Hemiptera: Aphididae), reproduction during exposure to sublethal concentrations of imidacloprid and azadirachtin[J]. Pest Manag Sci, 2009,65(2): 205- 209.

      [21]YIN X H,WU Q J,LI X F,et al. Demographic changes in multigenerationPlutellaxylostella(Lepidoptera: Plutellidae) after exposure to sublethal concentration of spinosad [J]. J Econ Entomol, 2009, 102(1): 357-365.

      [22]FUJIWARA Y,TAKAHASHI T,YOSHIOKA T,et al. Changes in egg size of the diamondback mothPlutellaxylostellatreated with fenvalerate at sublethal doses and viability of the eggs [J]. Appl Entom Zoo, 2002, 37(1): 103-109.

      【責(zé)任編輯霍 歡】

      Sublethaleffectsofcyantraniliproleonthedevelopmentandreproductionofthecabbagecutworm,Spodopteralitura

      SANG Song, SHU Benshui, HU Meiying, WANG Zheng, ZHONG Guohua

      (Key Laboratory of Natural Pesticide and Chemical Biology, Ministry of Education of China/College of Natural Resources and Environment, South China Agricultural University, Guangzhou 510642, China)

      【Objective】 To study the effects of sublethal doses cyantraniliprole on the development and reproduction ofSpodopteraliturain parental and F1generations. 【Method】 The sublethal doses including both LC20and LC40were estimated by the leaf-dipping method and the sublethal effects were investigated in parental and F1generations under laboratory conditions.【Result and conclusion】 When the 3rd instarS.lituralarvae were exposed to LC20and LC40of cyantraniliprole on an arum leave,Colocasiaesculenta(L.) Schott for 72 h, the larvae duration from 3rd instar to 6th instar period increased by 2.39 and 4.32 d respectively, and the pupation rate (78.67%, 60.33%) and emergence rate (72.12%, 61.28%) were significantly lower than those of the control groups. Meanwhile, both the male and female pupal mass increased. Compared to the control groups, the laid eggs per female and the hatched rate significantly reduced in the LC40group, but those did not occur in the LC20group. No significant differences in pupal duration, sex ratio, and longevity of adults were observed in the treatment exposed to LC20or LC40dosages. The parentS.lituraexposed to LC20and LC40doses of cyantraniliprole also extended the development duration in F1generation larvae and reduced the pupation rate, with no significant influence on the emergence rate and the laying eggs per female. These results provide the theoretical basis for developing integrated pest management program forS.lituraand the rational use of cyantraniliprole.

      cyantraniliprole;Spodopteralitura; sublethal dose; growth and development; reproduction

      2013- 11- 19優(yōu)先出版時(shí)間2014- 07- 17

      優(yōu)先出版網(wǎng)址:http:∥www.cnki.net/kcms/detail/44.1110.S.20140717.0907.019.html

      桑 松(1988—),男,碩士研究生,E-mail:sangsong13@163.com;通信作者:鐘國(guó)華(1973—),男,教授,博士,E-mail:guohuazhong@scau.edu.cn

      廣東省科技計(jì)劃項(xiàng)目(2012A020100009)

      桑 松,舒本水,胡美英 ,等.溴氰蟲(chóng)酰胺對(duì)斜紋夜蛾生長(zhǎng)發(fā)育及繁殖的亞致死效應(yīng)[J].華南農(nóng)業(yè)大學(xué)學(xué)報(bào),2014,35(5):64- 68.

      S481.1

      A

      1001- 411X(2014)05- 0064- 05

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