抗病

The activities of peroxidase, oxalase oxidase, polyphenol oxidase, ascorbic acid oxidase, chitinase and β-1, 3-glucanase were measured by spectrophotometer in four cultivars of Stylosanthes differing in disease resistance, Tardio, CIAT184, TPRC90087 and Graham, following inoculation with conidiospore suspension of C.

以4个抗病性不同的柱花草品种为材料，研究了接种胶胞炭疽菌后过氧化物酶、草酸氧化酶、多酚氧化酶、抗坏血酸氧化酶、几丁质酶和β-1， 3-葡聚糖酶活性的变化。

It is not uncommon in the tobacco planting areas of the world containing our country.

抗病育种是重要的手段之一。

National Arboretum, scientists have developed a series of hybrid crape myrtle trees that are attractive, disease resistant, and able to grow further north.

新紫薇树蓬勃北方和南方气候-经过一育种由美国国家植物园、科学家已经研制了一系列有吸引力的混合紫薇树、抗病、并能进一步壮大北部。

Its contents are as follow: A description for the characteristics of Agropyron elongatum and its genome; the methods used to overcome the cross-sterility and hybrid sterility; the cross breeding procedure and the genetic analysis for it; the selected hybrids which are the Triticum-Agropyron octoploid species, the alien addition lines, the alien substitution lin...

内容介绍了长穗偃麦草的特性和染色体组型，克服杂交不育和杂种不育的方法，杂交育种的程序及其遗传分析和选出的小偃麦八倍体种、异附加系、异代换系与丰产抗病的小偃麦新品种。

Alfalfa ; Crown and root rot ; Fusarium spp ; Pathogenicity ; Resistance

苜蓿；根和根颈腐烂病；镰刀菌；致病性；抗病性

The relative analysis shows that the accumulation of lignin and chlorogenic acid has close correlation with cultivar resistance.

相关性分析表明，接菌后木质素和绿原酸的积累与甘薯品种抗病性密切相关。

Keywords potato virus Y, coat protein gene, transgenic tobacco, RNA-mediated,,,,resistance, genetic analysis, cytopathology

马铃薯Y病毒；细胞病理学； CP基因；转基因烟草； RNA介导的抗病性；遗传分析

With the growth-promoting bacteria HRO-C48 in plant rhizosphere as tested strains, the growth-promoting effect of chitosan on tomato and the influence of its combination with HRO-C48 on the biocontrol potential of the strain, including its induced resistance effect on grey mould in tomato and its biocontrol effect on damping-off of cucumber were determined in greenhouse.

以植物根际促生细菌HRO-C48为供试菌株，在温室条件下测定壳聚糖对番茄的促生作用以及HRO-C48与壳聚糖组合对该菌株生防潜能的影响，包括对番茄灰霉病的诱导抗病作用、对黄瓜猝倒病的生物防治效果。

It induced gene technology, the activation of plant disease resistance genes, with strong absorption,good, long duration of field crops, fruit trees, vegetables, turf and ornamental plants on a variety of real, bacterial diseases, mycophenolatedisease, disease, anthracnose, Fusarium wilt, bacterial angular leaf spot, leaf spot and rot, soft rot, seedling damping-off, or damping-off with the treatment and eradication of the role of the effect of HIV disease are also significant.

它采用基因诱导技术，激活植物抗病基因，内吸性强，速效性好，持效期长，对大田作物、果树、蔬菜、草皮及观赏植物上的多种真、细菌病害，如霜霉病、疫病、炭疽病、枯萎病、细菌性角斑病、叶斑病黑腐病、软腐病、幼苗猝倒病或立枯病具有治疗和铲除作用，对病毒病效果也比较显著。

This paper reviews the existing information about the effects of physiological factors and environmental factors on the immune response in decapod crustaceans, particularly of freshwater prawn Macrobarchium rosenbergii.

本篇论文主要回顾十足目甲壳类尤其是淡水长臂大虾Macrobrachium rosenbergii在不同内、外环境下其免疫抗病能力之反应。

The basic concept of FOP can be summarized as to further optimize effective prescription according to the standard of curative effects and with the aid of modern science and technology and theories of traditional Chinese medicine.

其基本内涵可概括为：以确有疗效的中药复方为研究对象，以现代科学技术和传统中医药理论为技术支持，以该复方所治病证的药效响应为评价标准，以优化重组疗效更优的新复方为研究目的。

Ever since our world has been a world, native forests have been indiscriminately exploited by man.

自从我们的世界一直是世界原生森林被任意剥削人。