化学防御

很多植物既依赖于物理防御，又依赖于化学防御。

Many plants depend on both physical and chemical defenses .

细胞色素P450酶系与植物的化学防御

Cytochrome P450s and Plant Chemical Defense

防御行为主要表现为身体构造上的防御、行为上的防御和化学防御。

Defense behavior includes constitutional defense , behavioral defense and chemical defense .

海绵及其共附生微生物的活性物质与化学防御

Chemical Defense and Active Compounds of Sponge and Sponge-associated Microorganisms

而且，植物这种对有害生物的化学防御机制常常是在侵害条件下诱导产生的。

Furthermore , the chemical mechanism of plant defense may be induced under pest stress .

外源茉莉酸处理地下部对玉米化学防御反应影响的时间和浓度效应

Timing-and concentration effect of belowground treatment with jasmonic acid on maize seedlings chemical defense response

从珊瑚内生真菌次级代谢产物中分离获得内酯类化合物和环二肽生物碱类化合物，也具有较强的化学防御活性。

The lactone and dipeptide alkaloid compounds isolated from the coral-derived fungus also had strong chemical defensive activities .

本文对海绵及其共附生微生物的化学防御进行讨论，希望对相关机制的揭示有所帮助。

We discuss the chemical defense of sponge and associated microorganisms , and wish to reveal related mechanisms .

研制绿色杀虫剂的理论基础与研究现状&兼论植物对昆虫的化学防御

The Theory Basis and Present Situation of Researching Green Pesticides & The Theory of Plants ' Chemical Defending Against Insects

寄主树木对伴生菌的抗御作用主要是通过物理防御、化学防御进行的。

The host trees resist the fungi in physical or chemical manner , the fungi attack trees in association with beetles .

随着人们逐渐地认识到植物体内的次生物质与植物的生存竞争、化学防御机制有关，从而拓宽了植物化学保护的新思路，即进行植物源农药的研究开发。

The relation between the secondary material and the competition for existence and chemistry defense mechanism of the plant have been realized .

生物在生存竞争中，产生具有抑制或驱避、毒害作用的反抗物质进行化学防御，这是促进生物协同进化的一个重要因素。

Living things produce anti-compound , which has the function of restraining , expelling and poisoning , and make chemical defense in the struggle of existence .

在海洋特殊的生态环境中，许多低等无脊椎动物，如柳珊瑚，软珊瑚等，通过拒捕食、抗生物附着、鱼毒等生态学作用形成自身的化学防御体系。

In marine environment , many invertebrates , such as gorgonians and soft corals , develop chemical defensive system by antifeedant , anti-biofouling , ichthyootoxin and other ecological effects .

着重叙述昆虫神经中枢对于植物理化特性所产生的感觉内导的综合作用，植物蒙受虫害后的补偿作用及由此诱导所产生的化学防御作用。

Emphasis is laid on the integration of sensory informations in the central nerve system of insects , plant compensation for insect damage , and induction of chemical defence in plants by herbivory .

攀援植物的攀援方式、化学性防御等行为遵循进化稳定性的原则；

The climbing patterns and chemical defensive behaviors of climbing plants conform to the principle of evolutionary stability .

化学防卫是昆虫防御外来侵害的方法之一。

Chemical defence is one of the means by which insects protect themselves from predator .

它以可溶性和膜结合两种形态存在于植物细胞内，可催化多种化学反应，在防御植物免受有害物质侵害方面具有重要作用。

They are found in various subcellular locations in soluble and membrane bound forms and play an important role in preventing the plants from injury of harmful substances by catalyzing many kinds of reaction .

植物与其它有机体种间存在着通过次生物质为媒介的化学作用，这些化学作用在农业生态系统中则表现为植物对有害生物的化学防御。

There are chemical interactions manipulated by plant secondary metabolites between plant and other organisms , which act as plant chemical defense on pests in cropping ecosystems .

化学毒剂激光遥测系统是一种能够在战场上使用的、快速响应的灵敏度高的监测系统，用来加强对化学武器的防御。

The Remote Chemical Sensing System is a monitoring system used in the battlefield with quick responsibility and high sensitivity to detect dangerous chemicals .