نتایج جستجو برای: farm structure
تعداد نتایج: 1603283 فیلتر نتایج به سال:
Two varieties of grapes, white grape and red grape grown in the Campania region of Italy were selected for the study of drying characteristics. Comparisons were made with treated and untreated grapes under constant drying condition of 50 C in a conventional drying system. This temperature was selected to represent farm drying conditions. Grapes were purchased from a local market from the same s...
Response of Trophic Groups of Macrobenthic Fauna to Environmental Disturbance Caused by Fish Farming
Sediment dynamics and the hydrodynamics of the environment cause the complexity and variability in animal-sediment relationship, both in spatial and temporal. This study is focused on the response of macrobenthic fauna to environmental disturbance caused by fish farming using their trophic structure. Their changes in trophic structure can be used as an indicator of disturbance. Eight control si...
Eff orts to exclude disease organisms from farms growing irrigated lettuce and leafy vegetables on California’s central coast are confl icting with traditionally accepted strategies to protect surface water quality. To begin resolving this dilemma, over 100 offi cials, researchers, and industry representatives gathered in April 2007 to set research priorities that could lead to eff ective co-ma...
BACKGROUND Neonatal diarrhea accounts for more than 50% of total deaths in dairy calves. Few population-based studies of cattle have investigated how the microbiota is impacted during diarrhea. OBJECTIVES To characterize the fecal microbiota and predict the functional potential of the microbial communities in healthy and diarrheic calves. METHODS Fifteen diarrheic calves between the ages of...
In the country, livestock is firmly integrated into the economic structure of farm and village life. Livestock raising is being recognized as a key element which contributes to rural income and to the efficient use of the available resources in the rural sector. The raising of farm animals is still on a small scale basis since it is intimately tied-in with farmers' activities and way of life. C...
There are issues when researchers want to consider homogeneous, with regard to some functional relationship, groups. For example, in representative farm modelling analysts are interested in specifying groups of farms that have the same input/output relationship. This paper proposes to use the underlying functional relationship to derive such groupings. The paper employs finite regression mixtur...
It is probable that ‘The Farm Beneath the Sand’ will come to stand for a revolution in archaeological investigation. The authors show that a core of soil from an open field can provide a narrative of grazing animals, human occupation and their departure, just using DNA and AMS dating. In this case the conventional archaeological remains were nearby, and the sequence obtained by the old methods ...
The evaluation of complex system structures has to address the question “Can the model give a true and correct view of the real situation?” The model has to be investigated with regard to functionality, completeness, correctness, reliability and usability. The offshore wind farm in maintenance status is an example for complex system structures. Furthermore the offshore wind farm is not organise...
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