نتایج جستجو برای: bacterium ex

تعداد نتایج: 106953  

2007
Mariapia Mendola

This study aims at shedding some light on the potential impact of agricultural technology adoption on poverty alleviation strategies. It does so through an empirical investigation of the relationship between technological change, of the Green Revolution type, and wellbeing of smallholder farm households in two rural Bangladeshi regions. As technology adoption is not randomly assigned but there ...

Journal: :شیلات 0
سعید ضیایی نژاد استادیار دانشگاه صنعتی خاتم الانبیاء بهبهان، دانشکدة منابع طبیعی، گروه شیلات، بهبهان، ایران غلامرضا رفیعی استاد گروه شیلات، دانشکدة منابع طبیعی دانشگاه تهران، کرج، ایران علیرضا میرواقفی دانشیار گروه شیلات، دانشکدة منابع طبیعی دانشگاه تهران، کرج، ایران حمید فرحمند دانشیار گروه شیلات، دانشکدة منابع طبیعی دانشگاه تهران، کرج، ایران

this study examined the effects of two bacteria (bacillu subtilis bp6 and lactobacillus plantarum lp3) on survival, growth and digestive tract microflora of achanthopagrus latus larvae with different delivery methods. for each bacterium was considered three treatments with different delivery methods. in first treatment, fish larvae were exposed to each bacterium through feeding them with bacter...

2017
Toshima Singh Rajput Sharon K. John Theresa DuBose Anthony Pinto Kevin Savage Peter Coogan Hon Lau

This paper studies different kinds of ransomware attacks right from its point of origin to the latest kind of ransomware attacks. As this malware threat has reported a significant increase in the number of report incidents happenings in countries like USA, UK and India. A study of its evolution provides for its first line of defense. So the paper offers an awareness of different kinds of ransom...

2001
Xing Li

This paper intends to construct a framework of understanding the Cultural Revolution and the complexities of such an event on the basis of historically novel forms of political, social and ideological relations. It brings the Cultural Revolution back in a good light so as to show its immense, autonomous historical importance as well as its continuing relevance. It studies and establishes the re...

2015
Avner Greif

This paper opens the ‘black box’of political legitimacy and asks what role, if any, it played in the transformation of pre-modern England’s political system to one based on representation and the rule of law. Accordingly, the paper first presents a theory of endogenous legitimacy and why it influences the distribution of political power and thus policies, institutions, and outcomes. Applying th...

2015
Marc Klemp Niels Framroze Møller

Theories of economic growth hypothesize that the transition from pre-industrial stagnation to sustained growth is associated with a post-Malthusian phase in which technological progress raises income and spurs population growth while offsetting diminishing returns to labor. Evidence suggests that England was characterized by post-Malthusian dynamics preceding the Industrial Revolution. However,...

2002
Pedro Carneiro Karsten T. Hansen James J. Heckman

This paper summarizes our recent research on evaluating the distributional consequences of social programs. This research advances the economic policy evaluation literature beyond estimating assorted mean impacts to estimate distributions of outcomes generated by different policies and to determine how those policies shift persons across the distributions of potential outcomes produced by them....

2014
Sean Bottomley

There are two competing accounts for explaining Britain's technological transformation during the Industrial Revolution. One sees it as the inevitable outcome of a largely exogenous increase in the supply of new ideas and ways of thinking. The other sees it as a demand side response to economic incentives – that in Britain, it paid to invent the technology of the Industrial Revolution. However,...

2008
Clive Barnett Susan Smith Sallie Marston Rachel Pain

Neoliberalism has become a key object of analysis in human geography in the last decade. Although the words neoliberal and neoliberalism have been around for a long while, it is only since the end of the 1990s that they have taken on the aura of grand theoretical terms. 'Neoliberalism' emerges as an object of conceptual and empirical reflection in the process of restoring to view a sense of pol...

2013
M. O. 2 Issa 1 Akinola

National agricultural extension and advisory systems have undergone major changes during the past two decades. These changes have been attributed to the success of the Green Revolution, commercialisation of agriculture and trade liberalization. In addition, transnational corporations develop a wide range of new technologies, which directly impact on agricultural production in developed and deve...

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