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As well, ACA outperforms GA in performance on average. 2. Through the analysis and studying of Ant colony algorithm and Flow shop scheduling problem, a construction graph is introduced. Two ant colony algorithms are proposed and analyzed for solving the flow shop scheduling problem with the objective of minimizing the flowtime. The Initialization of parameters and updating of trail intensities and probability is described respectively and a newly local search technique is proposed. Last is the experiment and the comparison shows that the PACA performs better than the FACA in the case of relatively large-sized problems than in the case of relatively small-sized problems.

通过对基本群算法的实现过程和流水调度问题进行研究,给出了求解流水调度问题的解构造图,提出了两种群算法来求解以总流程时间最小为目标的流水调度问题-FACA 群算法和PACA 群算法,分别给出了FACA 群算法和PACA 群算法的参数初始化方式、相对应的信息素更新方法和概率分布规则,并提出了局部搜索模式,最后进行模拟试验,对这两种算法进行比较,试验结果表明:对于较大规模的问题,PACA 群算法要优于FACA 群算法,而对于较小规模的问题,FACA 群算法优于PACA群算法。

The neighbouring Streamside Colony wipes out the Trailheaders, then itself falls victim to a "supercolony", comprising millions of workers and thousands of queens, which rose to power thanks to a single-gene mutation that weakens their sensitivity to queen-odours, and thus permits them to tolerate multiple simultaneous queens.

邻近的"河边群"彻底摧毁了"道口群",后来,"河边群"自身又成了"超级群"的刀下鬼。"超级群"由数百万工和数千只母王组成,该群得以成长为超级群,缘于一次单基因突变,该突变削弱了群对母王气味的敏感度,从而,使得群可以接受数个母王同时存在。

Diagnostic characterisitics of adult were described. A mature nest is alveolate,and form big mound with (26.00±7.42) cm high,and (82.00±41.04) cm diameter on average of thirty random samples. which size far excess of other ants'.

巢中可见后、工和兵,生殖季节可见雌雄婚飞;成熟巢为蜂窝状,并突出地面形成高大丘,随机测量30个,平均高(26.00±7.42)cm,平均直径(82.00±41.04)cm。

Using CP (Colophony-Paraffin) embedding tissue section technique and immunocytochemical method (Streptavidin-Peroxidase, SP), we have investigated the distribution of GABA and 5-HT immunoreactive neurons in the brain of female and male ants, Camponotus Japonicus. Special attention has been paid to the comparative research on the differences between female and male ants. We also try to give possible interpretations leading to these differences in the behavioral aspects.Here we show that in the brain of female and male C.

本实验采用树脂石蜡组织包埋切片技术(国家发明专利ZL98125709.7)和链霉菌抗生物素蛋白-过氧化物酶(Streptavidin-Peroxidase,SP)免疫组织化学方法,对日本弓背和雌成虫脑中的GABA和5-HT能神经元的分布进行了详细的研究,比较了雄和雌的异同,并对可能造成这些差异的行为学联系进行了初步的探讨。

At genus level, Inner Mongolia Xinjiang region components were 15 genera of which Tetramorium, Proformica and Cataglyphis were typical; North China region components were 15 genera only except Cardiocondyla. Each of Qinghai Xizang region and Northeast China region components was four genera of which Formica and Lasius are typical. Southwest and South China regions components play no significant role.

蒙新区分布的成分有15属,其中以铺道属、原属及箭属为主体,属和心结属次之;青藏区分布的成分有4属,以属和毛属为主体;东北区分布的成分有5属,属和毛属为主体;华北区分布的成分有15属,其中以属、红属和毛属为主体,仅心结属无分布;华中区、华南区和西南区分布的成分均不明显。

In the nest of a mature monogynous colony, are 50,000-240,000 Red Imported Fire Ants. In a polygynous colony, the number of individuals doubles. If there are 300 monogynous colonies per hectare, the total number of fire ants in an area of 2 hectares will far overtake Taiwan's human population.

一个成熟的「单后」巢中至少有5-24万只入侵红火个体,而成熟的「多后」巢中则最少有10-50万只,若以每公顷有300个「单后」丘的最保守方式估算,2公顷内的火数就远超过居住在台湾的总人口数。

I n the nest of a mature monogynous colony, are 50,000-240,000 Red Imported Fire Ants. In a polygynous colony, the number of individuals doubles. If there are 300 monogynous colonies per hectare, the total number of fire ants in an area of 2 hectares will far overtake Taiwan's human population.

一个成熟的「单后」巢中至少有5-24万只入侵红火个体,而成熟的「多后」巢中则最少有10-50万只,若以每公顷有300个「单后」丘的最保守方式估算,2公顷内的火数就远超过居住在台湾的总人口数。

The caterpillar secretes chemicals that mimic those of ant larvae, so when a worker ant (either Myrmica sabuleti or Myrmica scabrinodis) comes across the caterpillar, it takes it back to its underground nest where the ant colony cares for the caterpillar as one of its own.

毛虫释放模仿幼虫的化学物质,因此当一只路过的工(要么沙氏红,要么粗结红)遇到毛虫时,它就将之带回地下巢穴中,群就把毛虫当作自己的幼虫一样抚养。

Formerly, Taiwan had two native fire ant species: Solenopsis indagatrix, S.

叫做「火」的蚂全世界超过180种,台湾原有2种原生的「猎食火」与「知本火」,及1种外来的「热带火」,而今恶名昭彰的入侵红火也已悄然登台。

In the system,which the database of red imported fire ant was considered as the basis,and GIS and GPS techniques were used as important support techniques.The predict and control management of fire ant will be more scientific and more convenient if the GIS management system were put into practice.

系统设计中以红火发生和防控数据库为基础,以GIS为支持平台,结合GPS技术,以地图和数据报表等形式分析和展现我省各市县红火巢、发生点、发生区和监测区等的发生及防控情况,组建红火GIS管理系统有助于我省红火文件资料和数据信息的科学化管理。

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