The applications of and recent issues on life cycle assessment (LCA) for agriculture are reviewed in order to provide an integrated perspective on environmental and food safety issues. First, the relationship between the good agricultural practice (GAP) approach and LCA of agricultural production systems is discussed. Second, applications of LCA to agricultural production systems are surveyed m...

Agricultural products network marketing means fully introducing e-commerce systems into the sale process of agricultural products, using information technologies to publish and collect the demand and price information, and relying on agricultural production bases and logistics distribution systems to enhance brand images, improve customer services, develop online marketing channels and ultimate...

With the development and popularization of Internet, The research focuses on how to get the requirement quickly and exactly from a large number of information. Using ontology provides a new intelligent searching method based on Web. In this paper, According to ontology theory of agriculture's characters and combining with the major of soil and agricultural chemistry, the retrieval system took t...

Agricultural system models have become important tools to provide predictive and assessment capability to a growing array of decision-makers in the private and public sectors. Despite ongoing research and model improvements, many of the agricultural models today are direct descendants of research investments initially made 30-40 years ago, and many of the major advances in data, information and...

Pesticides used in agriculture may cause adverse health effects among the population living near agricultural areas. However, identifying the populations most likely to be exposed is difficult. We conducted a feasibility study to determine whether satellite imagery could be used to reconstruct historical crop patterns. We used historical Farm Service Agency records as a source of ground referen...

diversity, accessibility and reliability are the three main factors governing the adoption of information sources by farmers in rural areas. based on the research hypothesis, the existing knowledge and information delivery system in the agricultural sector, functions far below the ever changing nature and tangible needs of existing farming systems. the main objective in this study is to determi...

National agricultural extension systems, especially in developing countries, tend to be very large. For example, in India, the national agricultural extension system employs about 125,000 people. Extension managers at various levels need relevant information in order to make effective decisions. In the absence of such information, they act only on the basis of their intuition and past experienc...

introduction: the role of the computer in information management has gradually increased the motivation for investment in computer systems for medical records. admission, coding, statistics, and filling units' software have important roles in health information management. however, their adaption and implementation needs the support of users. the goal of the present research is to determine use...

conclusions according to the average of wqi index, quality of water was good in station number one, medium in station number two, and bad in the rest of stations. according to the wilcox index, qualities of water in third station were medium and in the rest were good. results by using wqi, the best water quality was reported in station number one with the scalar quantity of 71.11 (water with be...