初步认为虫瘿的生长与幼虫取食的刺激有关。
The growth of gall was considered to be related to the stimulation of the larva's eating activity.
这也许是褐飞虱喜欢聚集在叶鞘部位取食的化学因素之一。
It might be one of the reasons why BPH has a preference of feeding on leaf sheath aggregately from chemical point of view.
花粉粒的外部形态结构，是影响该螨能否取食的重要因素之一。
Surface structure of the pollen grains was found to be one of the major factors affecting the feeding behavior of the predator.
刺吸电波图(EPG)是用于研究刺吸式口器昆虫取食的电生理技术。
EPG is an electrical physiological technology which is used to study the probing and feeding behavior of piercing sucking insects.
非寄主植物内部对大豆蚜的侵害存在抗性，影响取食的因素和其所在部位因非寄主植物种类的不同而不同。
The non-host plants possess resistance against A. glycines. And with the difference of the non host plants, the factors affecting ingestion and their position on the plant were different.
人类已知只有三种鲨鱼是过滤取食的，鲸鲨就是其中一种。取食的时候，它们就像长须鲸一样大张着嘴，缓慢地游过长满了浮游生物的水域。
They are one of only three known shark species that filter feed, as baleen whales do, swimming slowly through plankton-rich water, maws agape.
我们假设这些鱼中的其中一组具有遗传的灵活性，可以发现并取食另一种未被其他鱼利用的资源。
Let's suppose that a group of these fish had the genetic flexibility to discover and feed off another resource that was unused by the other fish.
山松甲虫只寄生于成年树木，它的幼虫会通过取食树皮下的组织最终杀死树木。
The beetle attacks mature trees only; its larvae ultimately kill the tree by feeding under its bark.
登革病毒通过雌性伊蚊的叮咬传播到人类，这要求病毒通过伊蚊的取食传播，通常是一个已感染的患者的血。
The dengue viruses are transmitted to humans through the bite of a female Aedes mosquito, which acquires the viruses while feeding, normally on the blood of an infected person.
大多数蝴蝶只能汲取花蜜，但这种袖蝶进化出了特殊的取食工具——可以用来采掘然后消化花粉的口吻部。
Most butterflies only sip nectar, but this one has evolved with special equipment-a snout that allows it to mine and then digest pollen.
在新西兰，我曾经在专用的毛利人鳗鱼喂养点看到它们取食。
I've observed them doing this at sacred Maori eel-feeding sites in New Zealand.
他们训练这只猴子，使它能够用它的大脑控制这个机械手臂，用它来给自己取食。
They restrained the monkey and managed to get it to use its thoughts to manipulate a robotic arm enough to feed itself.
在厌氧条件下(比如缺氧的地方)通过取食产生新诚代谢并以此引起化学反应产生电流。
Under anaerobic conditions (where oxygen is absent) they metabolise the fuel by feeding off it and in doing so produce natural chemical reactions that produce a current.
当我们取食动植物的时候，我们消化了它们的能量，并把它拿来给自己用。
When we eat dead plants and animals, we are consuming their energy and converting it for our own use.
你可能是极简派音乐家、阅读无评论的文章、徒步旅行者怎样取食？这样的话，也会想试试。
Or maybe you're a minimalist and read someone's barefoot running article, or how they're living out of a backpack, and want to try that.
雄性和雌性非洲象的象牙是用于掘食、掘水以及剥取树皮的。
Both male and female African elephants have tusks they use to dig for food and water and strip bark from trees.
Ames说，每一种植物，都富含100种以上的化学物质，包括“天然农药”，这是植物为了保护自己免于被取食者侵害而产生的。
Every plant, Ames said, is full of 100 or more chemicals, including "natural pesticides," which the plants make to defend themselves against predators.
此外还有一些氨基酸、固醇、磷脂以及少数普遍存在的生化物质，也都能影响取食行为。
In addition, several amino acids, sterols, phospholipids, and a few other biochemicals of general occurrence have been shown to influence feeding behavior.
韧皮部及其邻近组织是大多数蚜虫的主要取食部位。
Phloem elements and adjacent tissues are the principal feeding sites for most aphids.
一旦口针进入韧皮部持续吸食阶段，蚜虫在三个部位的取食行为没有太大的差异。
And no significant differences were found in feeding behaviors among aphids on three plant parts once sustained ingestion started in the phloem.
潜叶虫犹如制图师，在表皮层间画线或者斑块，取食其中的组织。
Like cartographers, miners draw lines or blotches between epidermal layers and feeding on internal tissue.
叶片总糖、各类蛋白质含量与稻水象甲的取食选择性无关。
Total sugar and protein content in leaves of rice varieties did not correlate with feeding selectivity.
蚯蚓取食时丢弃了较细的颗粒。
本文综述了寄主植物次生物质与叶甲取食行为关系的研究进展。
This article reviews the studies on interactions of plant secondary substances and feeding behavior of leaf beetles.
这一生物化学上抑制动物或植物的取食被称谓“他感作用”。
This biochemical inhibition of feeding by animals or plants is called "allelopathy".
对这种害虫取食叶片的抗性决定于组织中苯并邅唑啉酮及其前体氧、肟酸浓度的增加。
Leaf-feeding resistance to this insect is conditioned by increasing tissue concentrations of benzoxazolinones and their precursor hydroxamic acids.
通过室内模拟试验探讨了酸雨、降尖及其复合污染对菜青虫生长发育和取食行为的影响。
The effects of acid rain, dust fall and their complex pollution on the growth and feeding behavior of cabbage caterpillar have been studied by indoor simulation experiment.
但蜥蜴是很小的，它们只有脆弱的牙齿，因此它们很难取食和咀嚼非常粗硬的材料。
But lizards are small, and they have delicate teeth, so it is very difficult for them to eat and chop off very tough material.
但蜥蜴是很小的，它们只有脆弱的牙齿，因此它们很难取食和咀嚼非常粗硬的材料。
But lizards are small, and they have delicate teeth, so it is very difficult for them to eat and chop off very tough material.
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