نتایج جستجو برای: agricultural structure
تعداد نتایج: 1663136 فیلتر نتایج به سال:
in this thesis, structural, electronical, and optical properties of inverse pervskite(ca3pbo) in cubic phase have been investigated.the calculation have been done based on density functional theory and according to generalized gradiant approximate (gga) as correlating potential. in order to calculate the configurations, implementing in the wien2k code have been used from 2013 version. first of ...
This paper tries to comparatively study agricultural products insurance factors and the international agricultural products insurance systems in developed and developing countries. It analyses these supporting systems typology form the view points of variables such as covered risk factors, program insurer and the insured, insurance projects operational fundamentals, insurance system type (priva...
the central cooperative banks occupy a crucial position in the pyramidal structure of agricultural cooperative banking system. they from the backbone of the agricultural credit structure and provide the vital line between the primary agricultural societies and the state apex cooperative bank functioning at the state level. the study is based on secondary data obtained from annual reports of edc...
Linear landscape elements, such as ditches, hedgerows, lines of trees and field margins, provide important habitats and ecosystem services and function as ecological infrastructure for species within agricultural landscapes. Spatial maps of the distribution of these elements are needed to better represent landscape structure within regional scale environmental assessments. We present wall-to-wa...
Government agricultural programs have a variety of goals, among them is preserving the family farm (U.S. Department of Agriculture 2003, pp. 18–20). While no single program is dedicated to maintaining a certain type of farm structure, program features are sometimes designed so as not to disadvantage family farms. For example, dollar limits may be placed on payments that a single person can rece...
This paper addresses the functional structure of agricultural electronic marketplaces, together with associated pricing mechanisms. The analysis of transaction costs suggests that electronic commerce with intermediaries provides more efficient trading environments than electronic marketplace without intermediaries. This indicates that existing intermediary institutions will remain important for...
The creation of a resourcesaving environmentally-oriented system for agricultural machinery (AM) disposal provides the formation an engineering structure collection and processing recyclable machines. this type activity should consist existing repair maintenance enterprises service centers involved in AM, as well newly created specialized its deep utilization.
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