Artificially produced chemical elements heavier than uranium have been known for more than seventy years and the number of superheavy elements continues to grow. Presently 26 transuranic elements are known. This paper examines the earliest scientific interest in the very heavy elements and the related question of an upper limit of the periodic system. In the period from the 1880s to the early 1...

BACKGROUND/OBJECTIVES The purposes of this study were to compare total energy expenditure (including PAL and RMR) of Korean farmers between the farming season and off farming season and to assess the accuracy of estimated energy requirement (EER) prediction equation reported in KDRIs. SUBJECTS/METHODS Subjects were 72 Korean farmers (males 23, females 49) aged 30-64 years. Total energy expend...

This paper describes how the social capital of rice farmers of the Mekong Delta of Vietnam, as manifested in the tradition of collective farming practice, has changed. Collective rice farming persisted for decades, irrespective of critical events that challenged its continuation, due to two key factors: the high need for collective farming to ensure subsistence, and the availability of a closel...

We characterised the livestock-farming management strategies of multiple-job holders and identified which variables contributed most to the differentiation of these strategies. We hypothesised that they would mainly be differentiated by the contribution of the farming income to the total household income and the availability of the household members for farming. The multiple-job holding livesto...

The growing demanding from consumers for healthier foods, produced using environmentally friendly farming practices has resulted in the rapid expansion of organic farming. There are numerous studies about the importance of organic farming but the majority of the results are sometimes contradictory, inconsistent and show no clear link between organic farming practices and enhancement of the nutr...

the study examined the sources of informal finance in aiding climate change adaptation in south eastern nigeria. random sampling was adopted in the selection of 6 out of the 9 communities in the study area. from each of these selected communities, 10 crop farmers were randomly selected giving a total number of 60 respondents. descriptive statistics such as percentages and frequency, as well as ...

The paper includes: (i) a descriptive account of what has actually happened in the Baltic States in regard to agricultural sector reforms; (ii) an analysis of the institutions, policies, laws and regulations underlying the process of privatizing farming and land ownership; (iii) the interaction of these factors and their agricultural policy implications; and (iv) the influence of interest group...

Many farmers are interested in finding ways of controlling odour on their farms. Reducing odour associated with hog farming will be instrumental to the success of our industry. Ontario Pork and other organizations worldwide are searching for ways to reduce odour. Sorting through the enormous amount of information is quite daunting. Ontario Pork and others in the red meat sector in collaboration...

Water management is a major concern across the world. From northern China to the Middle East to Africa to the United States, growing populations can stress local water resources as they demand more water for both direct consumption and agriculture. Irrigation based agriculture draws especially heavily on these resources and usually cannot survive without them; however, irrigation systems must b...

Pesticides are a significant component of the modern agricultural technology that has been widely adopted across the globe to control pests, diseases, weeds and other plant pathogens, in an effort to reduce or eliminate yield losses and maintain high product quality. Although pesticides are said to be toxic and exposes farmers to risk due to the hazardous effects of these chemicals, pesticide u...