[Objective]This paper aims to study the heredity and parental correlation of the oil content of the beginning of the generation at highoil content soybean.[Methods]Seven high yield or high-oil content soybean are sele...[Objective]This paper aims to study the heredity and parental correlation of the oil content of the beginning of the generation at highoil content soybean.[Methods]Seven high yield or high-oil content soybean are selected and eight crosses are made according to the NCII design.[Results]The variation of oil content in F5 relates with the difference between parents.The more the differences between both parents have,the more variations of the oil content of F5 become.When the oil content of both parents are high,and the maturating time of them are very different,the probability of high-oil plant in F5 derived from these cross are high.The oil content of F5 generation has negative correlation with the different between both parents and has positive correlation with the oil content of male parent and significant positive correlation with the oil content of female parent and mid-parent.[Conclusions]This study result provide reference for the seedling of High-oil Content Soybean.展开更多
吸烟是目前世界上最大的公共问题之一。现有的研究已经显示,吸烟可以对男性的生殖能力产生不良的影响。同时,吸烟还可以通过损伤精子和改变精子中的表观遗传学修饰,对后代产生不利的影响。吸烟是世界上最大的公共卫生问题之。世界卫生...吸烟是目前世界上最大的公共问题之一。现有的研究已经显示,吸烟可以对男性的生殖能力产生不良的影响。同时,吸烟还可以通过损伤精子和改变精子中的表观遗传学修饰,对后代产生不利的影响。吸烟是世界上最大的公共卫生问题之。世界卫生组织（World Health Organization,WHO）在2017年公布的数据显示,截至2016年,全球的烟草使用者高达13亿,每年有600万人以上因直接或间接吸烟而死亡^（[1]）。展开更多
Trustworthy service composition is an extremely important task when service composition becomes infeasible or even fails in an environment which is open,autonomic,uncertain and deceptive.This paper presents a trustwor...Trustworthy service composition is an extremely important task when service composition becomes infeasible or even fails in an environment which is open,autonomic,uncertain and deceptive.This paper presents a trustworthy service composition method based on an improved Cross generation elitist selection,Heterogeneous recombination,Catacly-smic mutation(CHC) Trustworthy Service Composition Method(CHC-TSCM) genetic algorithm.CHCTSCM firstly obtains the total trust degree of the individual service using a trust degree measurement and evaluation model proposed in previous research.Trust combination and computation then are performed according to the structural relation of the composite service.Finally,the optimal trustworthy service composition is acquired by the improved CHC genetic algorithm.Experimental results show that CHC-TSCM can effectively solve the trustworthy service composition problem.Comparing with GODSS and TOCSS,this new method has several advantages:1) a higher service composition successrate;2) a smaller decline trend of the service composition success-rate,and 3) enhanced stability.展开更多
文摘[Objective]This paper aims to study the heredity and parental correlation of the oil content of the beginning of the generation at highoil content soybean.[Methods]Seven high yield or high-oil content soybean are selected and eight crosses are made according to the NCII design.[Results]The variation of oil content in F5 relates with the difference between parents.The more the differences between both parents have,the more variations of the oil content of F5 become.When the oil content of both parents are high,and the maturating time of them are very different,the probability of high-oil plant in F5 derived from these cross are high.The oil content of F5 generation has negative correlation with the different between both parents and has positive correlation with the oil content of male parent and significant positive correlation with the oil content of female parent and mid-parent.[Conclusions]This study result provide reference for the seedling of High-oil Content Soybean.
文摘吸烟是目前世界上最大的公共问题之一。现有的研究已经显示,吸烟可以对男性的生殖能力产生不良的影响。同时,吸烟还可以通过损伤精子和改变精子中的表观遗传学修饰,对后代产生不利的影响。吸烟是世界上最大的公共卫生问题之。世界卫生组织（World Health Organization,WHO）在2017年公布的数据显示,截至2016年,全球的烟草使用者高达13亿,每年有600万人以上因直接或间接吸烟而死亡^（[1]）。
基金supported by the National Natural Science Foundation of China under Grants No.61272063,No.61300129,No.61273216,No.61202048,No.61100054the Excellent Youth Foundation of Hunan Scientific Committee under Grant No.11JJ1011+2 种基金the Hunan Provincial Natural Science Foundation of China under Grant No.12JJB009Scientific Research Fund of Hunan Provincial Education Department of China under Grants No.09K085,No.12K105the Zhejiang Provincial Natural Science Foundation of China under Grant No.LQ12F02011
文摘Trustworthy service composition is an extremely important task when service composition becomes infeasible or even fails in an environment which is open,autonomic,uncertain and deceptive.This paper presents a trustworthy service composition method based on an improved Cross generation elitist selection,Heterogeneous recombination,Catacly-smic mutation(CHC) Trustworthy Service Composition Method(CHC-TSCM) genetic algorithm.CHCTSCM firstly obtains the total trust degree of the individual service using a trust degree measurement and evaluation model proposed in previous research.Trust combination and computation then are performed according to the structural relation of the composite service.Finally,the optimal trustworthy service composition is acquired by the improved CHC genetic algorithm.Experimental results show that CHC-TSCM can effectively solve the trustworthy service composition problem.Comparing with GODSS and TOCSS,this new method has several advantages:1) a higher service composition successrate;2) a smaller decline trend of the service composition success-rate,and 3) enhanced stability.
