Recently, the chinese plant protection agencies reported the growing hardships in controlling some field populations of oriental migratory locust with organophosphate ( op ) compounds. up to now there are more than 600 arthropod species with documented resistance to one or more insecticides and / or acaricides since resistance phenomenon was first described in san jose scale to lime - sulfur in washington in 1908. enhanced metabolic detoxification and reduced sensitivity of insecticide target - sites are the two major mechanisms in resistance development, involving three primary metabolic enzymes of esterases, glutathione s - transferases and cytochrome p450 polysubstrate monooxygenases
代謝抗性是指對殺蟲劑起水解或隔離作用的酶發生改變,從而對殺蟲劑起到解毒作用,昆蟲主要解毒酶系有酯酶、谷胱甘肽- s -轉移酶、細胞色素p450單加氧酶等,這三種酶系任何
一種的組成部分發生改變均會引起害蟲抗性的改變;靶標抗性是指由於殺蟲劑作用靶標
敏感度降低而產生的抗性。
Therefore, hard - to - dispel acrimony over sudetenland - related issues not only nearly became, in 1938, the catalyst sparking world war ii, but, in the aftershock of events at that time, now constitutes the greatest sore spot in german - czech relations
由此可見,糾結難解的蘇臺德問題不僅在1938年幾乎點燃二次大戰之源,時至2002年,其後續餘波仍牽動著德捷關系中最
敏感的
一環。
These leaders have the ability and the acumen to steer china successfully into the 21st century
這些領導人具有所需的能力和
敏銳觸覺,成功帶領中國進入廿
一世紀。
But when st. john had mused a few moments he recommenced as imperturbably and with as much acumen as ever
但是,聖.約翰靜默了
一會兒后,又開腔了,還是像剛才那樣目光
敏銳,不慌不忙。
By a sudden and adroit movement i placed my left eye against his fist
憑
一下突然而又
敏捷的動作,我把左眼朝他的拳頭碰將過去了。
Susan is an agile ballerine.
蘇珊是
一個
敏捷的芭蕾舞者。
Quick and watchful, the agile greek leaped lightly aside, and struck so fell and dexterous a blow on the head of the snake.
那個機靈的希臘人,行動既
敏捷又早有提防,輕捷地跳到
一邊,兇猛利落地對準蛇頭打去。
He sensed the danger and leaped back with the agility of an ape.
他意識到有危險,又立即以猿猴
一般的
敏捷跳了回來。
He had luck and much agility and unusual strength, that he should have thus saved himself from such a pass.
他靠了運氣,輕快
敏捷地動作和超凡出群的氣力,才在這樣
一場災禍中救出自己。
Sir alec was a thin, pale man in his late forties, with a sensitive, aristocratic face and an engaging smile.
亞歷克爵士是個年近五十的消瘦而蒼白的人,他有
一張
敏感的貴族氣派的臉,臉上總要掛著迷人的微笑。
And 17 per cent reacted to at least one of the allergens in the skin prick test
並且有17在皮膚單刺試驗中對至少
一種過
敏原有反應。
The diagnosis and management of anaphylaxis is a major concern for allergists worldwide
對于全世界的變態反應學家而言,診斷和管理嚴重過
敏反應是
一個非常值得關注的問題。
Some people have an allergy to pollen.
一些人對花粉有過
敏反應。
Eventually, the district acknowledged it had no policy preventing a student from praying on his or her own during free time, and allowed yasmeen to use an empty classroom to unfurl her prayer rug, face mecca and touch her head to the floor in a few moments of worship
最後當地學區承認,他們並沒有政策禁止學生在休息時間自己做禱告,並且給雅絲
敏一間教室,讓她可以在裏面攤開她禱告用的跪毯,面向麥加的方向,以頭碰地,虔心祈禱。
Combinations of allergens can result in additive effects, for instance. . a dog which reacts to a food allergy along with a dust mite allergy and maybe a ragweed allergy will show more severe symptoms than a dog allergic to only one
變態反應原的組合可能導致疊加性作用,例如. . .起反應對食物過
敏與塵土小蜘蛛過
敏和可能豬草過
敏一起的狗將顯示更加嚴厲的癥狀比狗過
敏到只
一個。
It is harry and hermione together who accompany hagrid to the forest to meet grawp ( 604 - 618 )
是哈利和赫
敏一起陪海格到禁林中見格洛普( 604 - 618 ) 。
It is harry and hermione together who accompany umbridge into the forest ( 660 )
也是哈利和赫
敏一起領著烏姆里奇進入禁林( 660 ) 。
Give me hits, give me more chips i stay legit so the feds can t tell me shit i came in with nothing to lose
原來是我過
敏一早捉錯用神從前那個人早疏遠了沒下文誰人叫你來
It is harry and hermione together who steal into umbridge ' s office to check on sirius ' whereabouts ( 651 - 653 )
是哈利和赫敏一起偷偷潛入烏姆里奇的辦公室去了解小天狼星的下落( 651 - 653 ) 。