2026-10-13T11:52:35Z https://www.scidb.cn/oai

10.57760/sciencedb.IGA.00668 2023-10-27T16:11:32Z

2023-10-27 Liaoning Province 1:250000 Railway Distribution Dataset (2013) doi:10.57760/sciencedb.iga.00668 en a. Data content (data file/table name, including observation index content) Data File Name: Liaoning Province 1:250000 Railway Distribution Dataset (2013) Main content: Ln high-speed railway. shp Ln Railway. shp b. Construction purpose To provide data support for studying agricultural ecological changes, farmland sampling design, and the impact of road distribution on agricultural production. c. Service object Students and researchers engaged in agricultural ecological research. d. Time range of data The data source was in 2013. e. The spatial range and projection method of data Space scope: Liaoning Province Liaoning Province; Railway Distribution; 2013 杜书立 PUBLIC https://creativecommons.org/licenses/by/4.0/ dataset Science Data Bank