火烧直接影响森林昆虫的寄主和生存条件。
Fire can affect the host and life condition of forest pests directly.
森林昆虫生态学是森林害虫综合管理的理论基础。
Forest insect ecology is the theoretical basis of integrated management of forest pests.
本文从林政、林业科研、林业教育等方面,综述了我国森林昆虫事业的现状及取得的成绩。
Based on forestry administration, scientific researches and education in forestry, the present paper gives a review of the current situation of forest entomology and the gained achievements in China.
近年来该领域的研究越来越受到人们的重视,并取得了大量的研究成果,丰富了森林昆虫生态学的内容。
In recent years, people think much more of THS research field and obtain a lot of research achievements which enrich the content of forest insect ecology.
作者针对“森林有害生物控制”课程的特点,将原属于“森林昆虫学”和“林木病理学”两门课程的内容全面整合;
Based on the course characteristics of Control to Forest Pests, a new course is developed, which combines original courses of Forest Entomology and Forest Pathology.
我国森林昆虫的开发与利用主要集中在天敌昆虫、传粉昆虫、药用昆虫、食用昆虫、工业用昆虫和文化昆虫等六大类。
Forest insects are mainly divided into natural enemies, pollinating insects, medical insects, edible insects, industrial insects and cultural insects.
在发展中国家,许多农村居民和传统森林居民在管理昆虫以生产粮食方面具有丰富的知识。
In developing countries many rural people and traditional forest dwellers have remarkable knowledge about managing insect populations to produce food.
在洪水四溢的森林里,藤条和树根形成了一个多节的木头网,其上有各种咬人的昆虫。
In the flooded forest, vines and roots created a web of gnarled wood covered with every type of biting insect.
旋木雀是一种小型的森林鸟类,有巨大的爪子,用来爬上树干寻找昆虫。
Treecreeper is a small forest bird with large claws for climbing tree trunks in search of insects.
昆虫和病原体是森林生态系统的固有成分,通常其密度相对较低,所造成的损害较小,对树木生长及其活力的影响微乎其微。
Insects and pathogens are integral components of forest ecosystems and normally are present at a relatively low density, causing little damage, and having negligible impact on tree growth and vigour.
森林之所以重要,是因为它们为鸟类、动物和昆虫提供了居所和食物。
Forests are very important because they provide shelter and food for birds, animals and insects.
它所能捕食的猎物包括昆虫、小型哺乳动物、两栖动物以及可能生活在沼泽和森林后白垩纪的小型恐龙。
Among its prey would have been insects, small mammals, amphibians and possibly small dinosaurs that lived in the swamps and forests of the late Cretaceous.
森林需要管理,以尽量减少不良干扰的风险和影响,包括野火、空气污染、风暴倒林、入侵品种、害虫、病害和昆虫。
Forests need to be managed so that risks and impacts of unwanted disturbances are minimized, including wildfires, airborne pollution, storm felling, invasive species, pests, diseases and insects.
森林庇护着世界上动物、鸟类和昆虫等一半的物种。
They house more than half the world’s species of animals, birds and insects.
就连弗拉基米尔·纳博科夫也有自我营销的眼光。他让照片编辑将他巧妙地包装成一个头戴帽子、身穿短裤长袜、昂首阔步在森林当中的鳞翅类昆虫学家。
Even Vladimir Nabokov had an eye for self-marketing, subtly suggesting to photo editors that they feature him as a lepidopterist prancing about the forests in cap, shorts and long socks.
虽然在森林里会面临危险,尤其是来自各种昆虫的袭扰,但是孩子们在空气新鲜的环境里生病的几率似乎更小。
Despite dangers, from insects particularly, the children appear to get sick less often in these fresh-air Settings.
在洪水四溢的森林里,藤条和树根形成了一个多节的木头网,其上有各种咬人的昆虫。
In the flooded forest, vines and roots created a web of gnarled wood, covered with every type of biting insect.
他还认为这样的促进可以提供一些工作,收集野生昆虫还可以保护森林。
He also thinks such a boost can provide livelihoods and protect forests where many wild insects are collected.
茂密的森林可以养活许多鸟类及昆虫。
第二,的确那些腐烂的树木会让昆虫的数量增加,但是这就一定对森林不好吗?
Second, it's true that rotting wood can increase insect population, but is this really bad for the forest?
人们正在砍伐森林。很多野生动物,鸟类和昆虫失去了家园。非常残忍。人们正在污染大地,水和空气。
People are cutting down the forests. Many wild animals, birds and insects lose their homes. It's very cruel. People are polluting the land, the water and the air.
森林的静谧比起暑热来更为逼人,在这个时刻,甚至连各种昆虫的哀鸣都没有了。
The silence of the forest was more oppressive than the heat, and at this hour of the day there was not even the whine of insects.
所有标本均保存在韩国江原大学森林资源保护学科昆虫标本室。
All specimens are deposited in the Insect Collection of Department of Forest Resources Protection, Kangwon National University, Korea.
而且,死树不是仅仅为害虫提供栖息地,鸟类和其他昆虫也会居于与此,这些鸟类和昆虫对于森林的长期健康是有利的。
And of course dead trees do not provide habitats only for harmful insects. They are also used by birds and other insects that are important contributors to the long-term health of forests.
回顾、讨论了昆虫行为调节及其在森林害虫管理中的应用。
The methods to manipulate insect behavior by using stimuli, especially chemical stimuli for the management of forest pests were discussed.
回顾、讨论了昆虫行为调节及其在森林害虫管理中的应用。
The methods to manipulate insect behavior by using stimuli, especially chemical stimuli for the management of forest pests were discussed.
应用推荐