2026-10-14T11:00:54Z https://www.scidb.cn/oai

10.57760/sciencedb.IGA.00835 2023-12-15T15:55:28Z

2023-12-15 1:100000 Black Soil Resource Distribution Dataset in the East Four League Region of Inner Mongolia (1980) doi:10.57760/sciencedb.iga.00835 en a. Data content (data file/table name, including observation index content) Data File Name: 1:100000 Black Soil Resource Distribution Dataset (1980) in the East Four League Region of Inner Mongolia Main content: 1:100000 black soil resource distribution dataset (1980) in the East Four League region of Inner Mongolia - Data entity. shp b. Construction purpose This dataset mainly provides data support for the evaluation of agricultural production and arable land fertility. c. Service recipients Students and researchers engaged in agricultural ecology and soil science research. d. Time range of data The data collection was completed in 1980. e. The spatial range and projection method of data Space scope: Inner Mongolia East Four League region East Four League Region of Inn; Black Soil Resource Distributi; 1980 杜书立 PUBLIC https://creativecommons.org/licenses/by/4.0/ dataset Science Data Bank