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Achatina fulica ; Viability ; System model ; Quarantine

褐云玛瑙螺;适生性;系统模型;检疫

Preliminary Identification of A Single Dominant Gene Conferring Resistance to Leafminer in Lycopersicon hirsutum Dunal;2. Biological characteristics of adult Opius caricivorae Fischer, a parasitoid of Liriomyza sativae Blandchard ;3. Opius caricivorae Fischer (Hymenoptera: Braconidae) is an important endoparasitoid of the vegetable leafminer, Liriomyza sativae Blandchard (Diptera: Agromyzidae) in China.

本文以检疫性害虫—美洲斑潜蝇 Liriomyza sativae Blandchard及其优势种天敌—黄腹潜蝇茧蜂opius caricivorae Fischer这一寄生体系为研究对象,对黄腹潜蝇茧蜂的毒液器官形态和超微结构、类病毒颗粒存在与否及其分布、毒液的蛋白组分及其对寄主的生理影响等进行了初步的研究,取得以下结果:(1)位于雌蜂腹部近背面的黄腹潜蝇茧蜂的毒液器官属于类型Ⅰ,由一个土黄色、锥状的毒囊、7个透明的椭圆形的毒腺和一个导管构成的,其中毒囊由发达的纵肌环绕。

The result showed that 1: 1 or 1: 2 were the choice of the ratio of hosts and wasps when choosing fall webworm as a host and 1: 50 when choosing Antheraea pernyi as a host to mass rearing C.

美国白蛾作为国际性检疫害虫,近几年相继在我国很多地方出现,不仅使林木受到不同成度的危害,同时给人们生产生活带来不便。

Ecological environment factors affecting its growth and development and the spatial distribution characteristics of plant autoeciousness of Hemiberlesia pitysophila were comprehensively analyzed by combining Maxent ecological niche models with geographical information system technique in this paper.The relatively exactly potential distribution region of Hemiberlesia pitysophila in whole Chi...

本文选用Maxent生态位模型与地理信息系统相结合,综合分析影响松突圆蚧生长发育的环境因素,结合寄主分布特征,非常直观定量地获得了松突圆蚧在我国的潜在发生区,计算结果经ROC曲线分析法验证,Maxent生态位模型的AUC值为0.991(非常接近于1),表明预测获得了较好的效果,研究可为松突圆蚧的检疫及防治决策的制定提供科学依据。

For the purpose of being helpful to doing pest risk analysis of imported fruits, identifying intercepted pests on fruits at the port of entry, analyzing and predicting domestic pest species that may become a barrier of fruits exportation, and improving fruit quarantine against the insect pests, this paper studys and makes use of diversity and information of carpophagous insect pests in the world.

为了有益于开展进口水果害虫风险分析,准确鉴定口岸截获水果害虫,预测国内可能成为水果出口障碍的害虫种类,提高水果害虫检疫技术水平,本文收集研究世界各地水果果实害虫信息资料,并进行开发应用。

Anoplophora noblis Ganglbauer (Col., Cerambycidae) is a supplemental quarantine pest species in Xinjiang Uygur Autonomous Region.

黄斑星天牛属鞘翅目、天牛科。是一种毁灭性危害的蛀干害虫,是新疆维吾尔自治区补充检疫对象。

The present study eatablished genechip technique for Ceratitis capitata, C. rosa and C. cosyra, in which the mitochondrial cytochrome oxidase Ⅰ gene was used as molecular marker, and the DNA sequences of fruit flies (Diptera: Tephritidae) were used as target sequence. The genechip detection system for fruit flies was composed of detecting probes and quality-control probes for C.

本研究选择线粒体DNA细胞色素氧化酶Ⅰ基因为分子标记基因,以双翅目实蝇科昆虫DNA序列为目标,建立了我国进境植物检疫害虫地中海实蝇Ceratitis capitata、芒果小条实蝇C.cosyra和纳塔尔小条实蝇C.rosa等生物芯片检测方法。

And P. penetrans were intercepted from Japanese plant Chamaecyparis obtusa and Singapore plant Palmae sp., respectively.

和穿刺短体线虫(P.penetrans),从马来西亚和日本进境植物上截获了国内检疫性有害生物的根结线虫(Meloidogyne spp。)。

Plant quarantine is an important measure that a nation or local government apply compulsorily to prevent foreign pests from entering and spreading.

植物检疫是国家或地方政府以法律手段和行政措施强制实施的植物保护措施。

Papaya ringspot virus is an important seed-bome virus infecting cucurbitaceous crops but the standard detection of PRSV is absent.

葫芦科作物有多种种传病毒,植物检疫部门如何同时快速检测这些病毒的问题有待解决。

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According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm~150rpm时取得最大值,此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世,形体几无变化。

When I was in school, the rabbi explained everythingin the Bible two different ways.

当我上学的时候,老师解释《圣经》用两种不同的方法。