cotton bollworm 中文意思是什麼

cotton bollworm 解釋
美洲棉鈴蟲
  • cotton : n 科頓〈姓氏〉。n 【植物；植物學】草棉；棉，棉花；棉線；棉布，棉織品；〈美口〉脫脂棉。 upland [se...
  • bollworm : 棉鈴蟲
  1. We implemented mentioned above functions with visual c + + 6. 0 language, developed software package, associated with designed hardware system, tested 8 kinds of common agricultural pest, for example, eterusia aedea linneus, parasa consocia, marumba aperchius, asparagus caterpillar, maize borer, cotton bollworm, army worm, and so on. rate of recognition is up to 85. 7 %. when it c

    用visualc什6 . 0語言實現了上述各環節的功能，開發了識別系統軟體包，與研製的硬體裝置相配合，分別對茶斑蛾、褐邊綠刺蛾、栗六點天蛾、甜菜夜蛾、玉米螟、棉鈴蟲、粘蟲等8種常見的農田害蟲進行測試，識別率達到了85 . 7 % 。
  2. The beet armyworm s. exigua, oriental armyworm pseudaletia ( = mythimna ) separata, cotton bollworm h. armigera and black cutworm agrotis ipsilon were dominant pest species immigrated into the island, however they emigrated without finding crops

    甜菜夜蛾，東方粘蟲pseudaletia （ = mythimna ） separata ，棉鈴蟲和小地老虎agrotisipsilon是遷入島上的主要種類，但由於沒有作物它們隨即又遷出。
  3. Determination of the responses of cotton bollworm helicoverpa armigera to plant volatiles by selective olfactometer

    用選擇性嗅覺儀測定棉鈴蟲對植物氣味反應的研究
  4. The cotton bollworm had not been the domiant pest in transgenic bt cotton field, but the number of aphids, ded spider mite, whitefly and so on, increased obviously

    害蟲優勢種是棉鈴蟲、花薊馬、棉蚜、硃砂葉蜻，天敵優勢種類為蜘蛛類、七星飄蟲、龜紋飄蟲。
  5. It was the first trial to employ the newly equipped migration data acquisition and analysis system for the scanning entomological radar and, a twin light - trap developed in china for, systematic long - term observations of migration of the beet armyworm spodoptera exigua, beet webworm loxostege sticticalis and cotton bollworm helicoverpa armigera in northern china the study provided direct evidence for the migration of 5 ". exigua in china, many parameters of migratory behaviour of the three species of insects, a better understanding of the relationship between migratory behaviour and wind or temperature field. the results enriched the theory of migration and provided new scientific knowledge for pest management in china

    本研究初步闡明了我國華北地區空中昆蟲群落結構，首次使用我國自行研製的掃描昆蟲雷達的數字化數據採集及分析系統，及價廉、高效的姊妹燈誘蟲法對華北地區甜菜夜蛾spodopteraexigua 、草地螟loxostegesticticalis和棉鈴蟲helicoverpaarmigera的遷飛進行了長期系統地觀測，得到了甜菜夜蛾在我國北方遷飛的直接證據，三種害蟲遷飛行為的若干參數，認識了昆蟲遷飛行為與風溫場的關系，豐富了昆蟲遷飛理論，為我國害蟲的治理提供了科學依據。
  6. In the laboratory when the first - instar larvae, third - instar larvae, and fifth - instar larvae of cotton bollworm fet with all kinds of tissues of transgenic bt cotton, the result showed that transgenic bt cotton can easily cause death to low - instar larvae and this effect deteriorates on high - instar larvae

    轉bt基因棉對棉鈴蟲幼蟲的行為活動有較大的影響，表現為取食時間明顯減少，靜息、吐絲下垂和爬行時間明顯延長。棉鈴蟲幼蟲取食轉bt基因棉后，發育速度的減慢導致其生育期的延長。
  7. Attraction of the cotton bollworm, helicoverpa armigera, to poplar bundles madeof pterocarya stenoptera, in the field

    楓楊枝把在田間對棉鈴蟲的引誘作用
  8. Population dynamics of cotton bollworm and the forecasting technique of the principal damaging generation in yanjiang, jiangsu province

    江蘇沿江棉區棉鈴蟲世代增殖規律及主害代預測技術
  9. The damage characteristics of cotton bollworm in pengze in

    彭澤縣2000年棉鈴蟲發生特點及原因分析
  10. The control effect of several new insecticides on cotton bollworm

    幾種防治棉鈴蟲新農藥田間藥效評價
  11. Variation of accessory cells in former wings of cotton bollworm, helicovera armigera

    棉鈴蟲前翅副室的變異
  12. Profenofos resistance risk in cotton bollworm, helicoverpa armigera h 252 ; bner

    棉鈴蟲對丙溴磷的抗性風險初探
  13. Field dispersal ability of irradiated cotton bollworm helicoverpa armigera hubner

    輻照棉鈴蟲成蟲田間擴散能力的研究
  14. Occurrence and forecast of cotton bollworm helicoverpa armigera hubner in pengze county

    彭澤縣棉鈴蟲的發生及預測預報
  15. Inheritance of insect resistance of transgenic bt cotton to cotton bollworm chelicoverpa armigera

    基因棉的抗棉鈴蟲性及其生理作用研究進展
  16. Abstract : quantitative genetic variation in larval tolerance to cyhalothrin and fenvalerate was examined in a pyrethroid - resistant population of cotton bollworm, helicoverpa armigera ( h & uuml ; bner ) was examined with half - sibling analysis and significant additive genetic variation in larval tolerance was detected, demonstrating that tolerance phenotypes in this population are highly heritable ( h2n narrow sense heritability = 0. 4625 0. 1578 ) to fenvalerate than that to cyhalothrin ( h2n = 0. 2476 0. 0248 )

    文摘:通過單對交配設計不同的交配家系，採用半同胞法分析了棉鈴蟲對三氟氯氰菊酯和氰戊菊酯的抗性狹義遺傳力，並對2種菊酯類藥劑的抗性發展速度進行評價。
  17. The tissue distribution of monooxygenase activities of cotton bollworm, helicoverpa armigera

    氰戊菊酯和苯巴比妥鈉對敏感和抗性棉鈴蟲中腸多功能氧化酶系的誘導作用
  18. Preventing and controlling for cotton bollworm, helicoverpa armigera in corn field in liangzhou district

    涼州區玉米田棉鈴蟲幼蟲防治試驗初報
  19. Planting resistant cotton varieties, agricultural and chemical control are important measures of integrated management of cotton bollworm

    本文提出適合江西棉區推廣應用的棉鈴蟲綜合治理措施，包括種植抗蟲棉、農業防治、化學防治等。
  20. Exactly predicted serious occurrence and date of 3rd generation cotton bollworm moth and eggs appearence peak, based on occurrence date of 2nd generation bollworm, residual booworm after insecticide application, temperature and rainfall in 1995. i suggested that a special attention should be paid to control optimum stage, optimum pesticide was selected, sciencial pesticide application method and agronomic measures was applied properly. in result, third generation bollworm was controlled effectively in xiangshu in 1995

    根據95年二代棉鈴蟲的發生實況及防治之後的殘留蟲量，結合當時的氣溫和降水趨勢，準確推算該年三代棉鈴蟲的大發生和蛾卵高峰的出現時間，指出需要抓住防治適期，選準對路農藥品種和採用科學的施藥方法以及農藝措施，很好地控制了三代棉鈴蟲的危害。
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