Three of the primary enhancements of ArcGIS 8.3 include improved support for linear referencing, the ability to do disconnected editing, and topology. This presentation will focus on the application of these enhancements as they relate to pipeline GIS. Dynamic Segmentation of linear pipeline features in a geodatabase will be discussed with particular attention to ArcGIS 8.3 features. Disconnect...

To study crop recommendation fertilization of the rural farmers as the main in our country, the paper took towns and villages of Hua County as the study area, took recommendation fertilization of wheat, maize and peanut as the study object, designed model components of crop balance fertilization by using Object-Oriented technique, and developed the decision-making system about crop recommendati...

The problem of agricultural soil pollution by heavy metals has been receiving an increasing attention in the last few decades. Geostatistics module in ArcGIS, could not however efficiently simulate the spatial distribution of heavy metals with satisfied accuracy when the spatial autocorrelation of the study area severely destroyed by human activities. In this study, the classification and regre...

This paper presents START (Simplified Toolbar to Accelerate Repeated Tasks), a new, freely downloadable ArcGIS extension designed for non-expert GIS users. START was developed jointly by the Geneva International Centre for Humanitarian Demining (GICHD) and the University of Geneva to support frequent workflows relating to mine action. START brings together a series of basic ArcGIS tools in one ...

ArcGIS Online is a unified Web portal designed by Environment System Research Institute (ESRI). It contains a rich collection of Web maps, layers, and services contributed by GIS users throughout the world. The metadata about these GIS resources reside in data silos that can be accessed via a Web API. While this is sufficient for simple syntax-based searches, it does not support more advanced q...

The solanum fruit fly, Bactrocera latifrons (Hendel), is a major pest throughout South and South East Asia, including very few parts of southern China, and has invaded Hawaii and recently the continent of Africa (Tanzania and Kenya). With the development of international trade in fruits and vegetables, B. latifrons has become a potential threat to Chinese agriculture. In this study, CLIMEX 3.0 ...