نتایج جستجو برای: agricultural information systems

تعداد نتایج: 2195341  

2008
M. A. Sharifi W.G.M. Bastiaanssen S. J. Zwart

Recent developments in aerospace survey technology, modelling of crop production processes, and geographic information systems have created promising opportunities for agricultural resource management. One of the potential fields of application is in the agricultural risk management, in particular in assessing the impacts of natural hazards on agricultural productions. This seems to be the bott...

Journal: :پژوهشنامه کتابداری و اطلاع رسانی 0
رضیه اسماعیل پور نظام الدین فقیه

purpose: libraries and information centers as information storage and retrieval systems can develop with the adoption of cybernetics rules. this paper discusses system dynamics, control, feedback, and other cybernetic concepts especially in information storage and retrieval systems. methodology: this study is a review intending to find what cybernetics and lis have in common especially in the f...

Journal: :Bulletin of Entomological Research 1993

Journal: :Yearbook of Medical Informatics 1999

The current paper explores designing a web information retrieval system regarding the searching behavior of users in real and everyday life. Designing an information system that is closely linked to human behavior is equally important for providers and the end users.  From an Information Science point of view, four approaches in designing information retrieval systems were identified as system-...

2010
Liyong Liu Xiaoqing Yuan Daoliang Li

Agricultural information website, which takes the mission of providing valid information for the expansive agricultural information demanders, is an important carrier for the state to enact its strategy of agriculture informatization. This paper establishes a set of evaluation measures regarding the service quality of agricultural information websites by setting up the index system of agricultu...

Journal: :international journal of advanced biological and biomedical research 2014
r. gorouyi h. yousefi m. alikhah-asl

in order to have a sustainable and valuable development, land planning is an essential issue and the potential assessment of the environment is the most important part of this subject. jiroft county has an acceptable potential for agricultural use, so the evaluation of its environmental potential for agricultural potential expansion is considered in this paper. in order to perform this research...

Journal: :Remote Sensing 2017
Beatriz Bellón Agnès Bégué Danny Lo Seen Claudio Aparecido de Almeida Margareth Simões

In response to the need for generic remote sensing tools to support large-scale agricultural monitoring, we present a new approach for regional-scale mapping of agricultural land-use systems (ALUS) based on object-based Normalized Difference Vegetation Index (NDVI) time series analysis. The approach consists of two main steps. First, to obtain relatively homogeneous land units in terms of pheno...

Journal: :Computers & Industrial Engineering 2016
Kamal Lamsal Philip C. Jones Barrett W. Thomas

The best way to organize the logistics of harvesting agricultural crops requires considering not only the fact that agricultural commodities in general are highly perishable, but also the fact that the organizational structure of the agricultural system in question can vary from crop to crop and from region to region within a single crop. This paper develops a model for planning the movement of...

Jalal Bayati Zadeh, Nasroallah Moradi kor Zahra Moradi kor

Synchronization of rumen available protein and energy is one of the conceptual methods to increase the efficiency of utilization of nutrients by the ruminants The concept of synchronization energy and protein was first by Jhonson, Implying that maximum microbial protein synthesis could be achieved by matching the rate of Organic Matter and protein degradation. Synchronization of rumen available...

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