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- Cotton bollworm, Helicoverpa armigera (Hubner) outbreaks in Jiangxi almost every year since 1993. 近幾年來江西棉鈴蟲幾乎年年大發生。
- Campoletis chlorideae Uchida,Helicoverpa armigera (Hubner),Spodoptera litura,mating,sex ratio,oviposit,semiochemicals. 01棉鈴蟲齒唇姬蜂;生物學;棉鈴蟲;斜紋夜蛾;交配;性比;產卵;引誘;產卵物質
- The occurrence of resistance to Cry 1 Ac in H. armigera is probably related to the decrease of binding-site number of BBMV and Cry 1 Ac. 棉鈴蟲對 CrylAC的抗性產生可能和 BBMV與 Cry1AC的結合位點數目減少有關;
- Synergism of DEF PBO SV1 and S2 to fenvalerate were measured against susceptible and resistant strain of Helicoverpa armigera. 以敏感和抗性棉鈴蟲為試蟲,比較測定了DEF、PBO、SV1 和S2 對氰戊菊酯的增效作用。
- The results suggested that CYP6AE12 was probably involved in pyrethroid resistance in the resistant YS-FP strain of H. armigera. CYP6AE12的過量表達與YS-FP品系棉鈴蟲的抗藥性可能有一定關係。
- A two-choice olfactometer was developed to determine the behavioural responses of adult cotton bollworm (Helicoverpa armigera) to plant volatiles. 發展了一種選擇性嗅覺儀,用這種嗅覺儀測定了棉鈴蟲成蟲對萎蔫的楓楊葉、新鮮的棉花葉、棉花花蕾、玉米葉及玉米花絲氣味的反應。
- Several field strains of cotton bollworm,heliothis armigera,were collected and showed different resistant levels to phoxim and profenofos. 本文選用敏感性不同的幾個田間品系,採用點滴法和浸漬法,室內測定了丙溴磷和辛硫磷1:1、1:2、1:3、1:4、1:5和1:6混合的增效程度及其與抗藥性的關係。
- But the maximum occurrence of H. assulta, H. armigera and S. litura was in the mid-August, the average density was 3.9 and 3.0 per plant, respectively. 斜紋夜蛾、煙青蟲和棉鈴蟲幼蟲的發生高峰期均在8月中旬,平均每株蟲量3.;9頭、斜紋夜蛾3
- The results appeared that 55 strains contain vip3A gene. Bioassay showed that the strains of Bt LS1 and LS8 have high toxicity toward Helicoverpa armigera and Spodoptera exigua. 對31株含有vip3A基因的Bt野生型菌株進行了生物活性測定,得到了營養期對棉鈴蟲活性較高的菌株LS1和LS8。
- By using 125I-labeled Bt toxin, the differences of binding kinetics among CrylAa, CrylAb, Cry 1 Ac and BBMV in larval midgut of resistant and susceptible H. armigera were tested. 利用~(125)I標記Bt毒蛋白,測定了棉鈴蟲抗、感品系幼蟲中腸BBMV與Cry1Aa、Cry1Ab和Cry1Ac結合動力學的差異。
- Abstract: The transmission and distribution of sperm in the reproduction tract of mated female Helicoverpa armigera,were studied with Feulgen smear and microscope count methods. 摘 要: 通過顯微鏡觀察、孚爾根塗片法和顯微鏡計數法研究了棉鈴蟲精子在雌蛾生殖道內的轉移、分佈及轉移的動力。
- The control effect of resistant cotton to the experimental population of cotton bollworm (Helicoverpa armigera)was studied using life table in the laboratory in 1998. 通過室內系統飼養,採用組建種群生命表的方法,研究了取食不同抗性品種對棉鈴蟲實驗種群的影響。
- The transmission and distribution of sperm in the reproduction tract of mated female Helicoverpa armigera,were studied with Feulgen smear and microscope count methods. 通過顯微鏡觀察、孚爾根塗片法和顯微鏡計數法研究了棉鈴蟲精子在雌蛾生殖道內的轉移、分佈及轉移的動力。
- Abstract: The control effect of resistant cotton to the experimental population of cotton bollworm (Helicoverpa armigera)was studied using life table in the laboratory in 1998. 摘 要: 通過室內系統飼養,採用組建種群生命表的方法,研究了取食不同抗性品種對棉鈴蟲實驗種群的影響。
- The effects of wheat, pea, and artificial diet on the activity of carboxylesterase, glutathione S-transferase and acetylcholinesterase in Helicoverpa armigera were studied. 通過離體酶活性測定,研究取食小麥、豌豆等寄主植物和人工飼料對棉鈴蟲羧酸酯酶、谷胱甘肽S-轉移酶和乙醯膽鹼酯酶活性的影響。
- Abstract: The control effect of resistant cotton to the experimental population of cotton bollworm (Helicoverpa armigera)was studied using life table in the laboratory in 1998. 文摘:通過室內系統飼養,採用組建種群生命表的方法,研究了取食不同抗性品種對棉鈴蟲實驗種群的影響。
- Abstract: A new essential technique of SPME for studying sex pheromone of Helicoverpa armigera and the difference between SPME and single gland extraction(SGE)were studied. 摘 要: 簡要介紹了固相微量萃取法在棉鈴蟲性信息素研究中的技術要點。初步比較了單個腺體提取法與固相微量萃取法在分析棉鈴蟲性信息素時的差異。
- The antiserums to the cysteine proteinase and aspartic proteinase of Philosamia cynthia ricini could recognize the antigenes in the oocytes of H. armigera. 抗蓖麻蠶Philosamia cynthia ricini卵半胱氨酸蛋白酶血清和抗蓖麻蠶卵天冬氨酸蛋白酶血清可以識別棉鈴 蟲卵內成分。
- Han Zhaojun,Wang Yinchang,Zhang Qiansong,Li Xianchun,Li Guoqing, 1999, Dynamics of pyrethroid resistance in field opulation of Helicoverpa armigera in China. 許雄山,韓召軍,王蔭長,1999,羧酸酯酶與棉鈴蟲對有機磷殺蟲劑抗性的關係。
- A new essential technique of SPME for studying sex pheromone of Helicoverpa armigera and the difference between SPME and single gland extraction(SGE)were studied. 簡要介紹了固相微量萃取法在棉鈴蟲性信息素研究中的技術要點。初步比較了單個腺體提取法與固相微量萃取法在分析棉鈴蟲性信息素時的差異。