natural enemy
释义
天敌；
双语例句
Some animals have no natural predators.
有些动物没有天敌。
Study on Parasitical Natural Enemy Insect of Saperda populnea L.
青杨天牛寄生性天敌昆虫初步研究。
权威例句
Plant chemistry and natural enemy fitness: Effects on herbivore and natural enemy interactionsLinking the bacterial community in pea aphids with host‐plant use and natural enemy resistance
BOTTOM-UP FORCES MEDIATE NATURAL-ENEMY IMPACT IN A PHYTOPHAGOUS INSECT COMMUNITY
A meta-analysis of crop pest and natural enemy response to landscape complexity
NATURAL‐ENEMY RELEASE FACILITATES HABITAT EXPANSION OF THE INVASIVE TROPICAL SHRUB CLIDEMIA HIRTA
Field margins: can they enhance natural enemy population densities and general arthropod diversity on farmland?
A meta-analysis of crop pest and natural enemy response to landscape complexity
Natural enemy diversity and pest control: patterns of pest emergence with agricultural intensification.
Whitefly of the world. A systematic catalogue of the Aleyrodidae (Homoptera) with host plant and natural enemy data.
The role of natural-enemy escape in a gallmaker host-plant shift
1. This yellow flower is a natural insects' enemy.
这种黄色的花是昆虫的天敌。
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2. The natural enemies include predacity and parasitical enemy.
天敌包括捕食性天敌与寄生性天敌。
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3. The white-collar lifestyle involves high levels of consumption, and consumption is the natural enemy of the environment.
白领的生活方式包含着高水平的消费，而这种高消费是环境的自然天敌。
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4. And many share the desire to reassert Russia's greatness-and a deep-rooted belief that the West is Russia's natural enemy.
此外，还有许多人也渴望重新彰显俄罗斯的强大国力——他们也根深蒂固地相信西方是俄国的天然敌人。
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5. A group of walkers (Mallada basalis), natural enemy of the strawberry aphid (aphid ichigocola), are displayed in a tank during the annual bio-technology show at the World Trade Centre in Taipei.
台北世界贸易中心一年一度的生物科技大展上，草莓蚜(Aphidichigocola)的天敌基征草蛉(Mallada basalis)在箱子中展出。
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6. What our study suggests is that organic agriculture is promoting these more balanced natural enemy communities and they may have better, organic pest control.
我们的研究只是表明有机农业可以使农业害虫的天敌群落更加平衡，可以更好控制农业害虫。
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7. Its natural enemy is adequate practice.
它的天敌是足够的练习。
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8. Empathy is the natural enemy of egocentricity, a disease that eats away at our society.
同理心是自我中心的天敌，自我中心是一种病，阻碍我们的社会交往。
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9. Conformity and social acceptability is the natural enemy of the free mind.
顺从和社会认可是心灵自由的天敌。
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10. The result indicates that the chewing pest, piercing-sucking pest, predatory natural enemy and neutral insect are the dominance guilds in the insect community.
结果表明：咀嚼害虫、刺吸害虫、捕食性天敌以及中性昆虫是昆虫群落的优势功能团；
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11. Zebras will kick and bite savagely if attacked. Their main natural enemy is the lion, which hunts them for food.
斑马如果受到攻击，就会疯狂地踢和猛力地咬。它们的主要天敌是狮子，狮子捕杀斑马为食。
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12. Galerucella grisescens is an important natural enemy which could significantly control Polygonaceae weeds in tobacco fields.
褐背小萤叶甲是烟田蓼科杂草的重要天敌，对蓼科杂草具有良好的自然控制作用。
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13. Natural enemy resources of insect pests of alfalfa are very abundant.
苜蓿天敌昆虫资源非常丰富。
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14. The dynamics of the natural enemy community was studied.
研究了棉田天敌群落时序动态。
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15. The natural enemy of its pest, the assistant of the farm crop, is also the mankind's good friend, we all like it.
它的害虫的天敌，农作物的帮手，也是人类的好朋友，我们都喜欢它。
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16. Custom is the natural enemy of love.
习俗是爱情的天敌。
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17. The composition of Arthropod species in maize fields in Daqing was investigated in order to study the natural enemy and its use work, to develop the work of integrated pest manage to the cornfield.
为了更好地开展对玉米田天敌的研究和利用工作，以及对玉米害虫的综合治理工作，进行了玉米田节肢动物的种类构成成分调查。
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18. Wisdom is the natural enemy of the wise, and the fool speaks with his mouth, and the wise man speaks with his head, and the wise man speaks with his heart.
聪明是智慧者的天敌，傻瓜用嘴讲话，聪明的人用脑袋讲话，智慧的人用心讲话。
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19. Had a target, it is no longer lonely! The mood always is the natural enemy of wisdom.
有了目标，就不再寂寞！情绪永远是智慧的天敌。
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20. John considered a young master as the natural enemy of an old servant and young people in general as a poor contrivance for carrying on the world.
约翰认为，任何年轻主人都是老仆人的天敌，一般的年轻人都没有能力继承这个世界。
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21. The occurrences of Eotetranychus kankitus Ehara are in very close relation with weather, natural enemy, living environment, human factor, etc.
柑桔始叶螨的发生与气候、天敌、生活环境和人为因素等关系十分密切。
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22. Phytoseiid mites is the important predatory natural enemy of many injurious mites and small injurious insects, which has the important utilization value in agricultural production.
植绥螨是许多害螨和小型有害昆虫的重要捕食性天敌，在农业生产中极具利用价值。
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23. The research contents and results were listed as follows: (1) the investigation of the natural enemy community structure.
主要研究结果如下：(1)棉田天敌群落结构调查。
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24. We can break the balance of nature by increasing the category and quantity of pests' natural enemy so as to limit their growth and thus prevent the harm.
而增加对害虫天敌的种类或数量，来打破自然界的相对平衡，使之不利于害虫种群的增长，从而减少和防止它们的为害。
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25. The sensitivity analysis showed that the temperature was the most important factor, the other key factors included initial population size, natural enemy and rice development stage.
灵敏度分析显示，温度是影响褐飞虱种群数量动态的最关键因素，其次为初始迁入虫量、天敌和水稻生育期。
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26. Three nutrition relationships between plant and plant-eating insect and natural enemy are focused in some years.
近几年来植物—植食性昆虫—天敌间的三重营养级关系研究是一个热点。
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27. The pest's controls, such as mixed forest, forest tree management, or introduction and protection of its natural enemy, are effective measures.
营造混交林、加强林木管理、控制虫源、引进并保护和利用天敌是控制红脂大小蠹的有效措施。
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28. Well, English is a "paper tiger". Its natural enemy is adequate practice.
英语是个“纸老虎”，它的敌人是足够的练习。
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29. The result was as follows: (1) The year trend of cotton aphid intimidated by natural enemy is pictured with a three cubed polynomial.
研究结果认为：(1)天敌胁迫下的棉蚜的年趋势可以用一个三次多项式来拟合。
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30. The result was as follows: (1) The year trend of cotton aphid intimidated by natural enemy is pictured with a three cubed polynomial.
研究结果认为：(1)天敌胁迫下的棉蚜的年趋势可以用一个三次多项式来拟合。
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natural enemy
