The exact origin of the Morrow plots on the campus of the University
of Illinois is obscure, but they are reputed to be the oldest
continuous agronomic research study in the USA. Some evidence
This experiment began in 1975 at a cool temperate site with brown
calcereous, slightly hydromorphic soil. Before the experiment began
the soil had been cultivated for at least 20 years according to ...
This experiment began in 1963 at a cool temperate site. Before the
experiment began, the soil has been cultivated for at least 20 years
according to standard agricultural recommendations, including ...
This project began in 1971 at a tropical site that was once natural
forest. The soil is described as a Beni silty clay loam series of
fine loamy mixed hyperthermic family of Aquic Hapludoll (USDA). ...
This experimnet began in 1888 at a cool temperate site. The site was used as
pasture up until 1886, corn was grown 1887 and 1888. the soil is described as
Mexico series (fine montmorillonitic, mesic ...
This experiment began in 1902 at a Cool Temperate site in Germany.
The parent material of the soil is loess which was deposited during
the Weischel ice age as a 120-150 cm thick layer over calcareous ...
This experiment began in 1974 at a Warm Temperate SubTropical site in
China. The soil was developed from marine deposits but had desalted
after long-term cropping and classified as Entisols (Hydric ...
This experiment was initiated in 1965 at a site that has been in
arable use for a very long time. The land use in this experiment
consists of a cropping sequence: Sugar beet, Spring oats, Winter
The following abstract was taken from the the Chemical Analyses of Soils and
Other Surficial Materials of the Conterminous United States Metadata, written
by David B. Smith, Research Geologist, U.S. ...
CONUS-SOIL is a multi-layer soil characteristics data set for the conterminous
United States which has been specifically designed for regional and
continental-scale climate, hydrology, and ecosystem ...
The European Soil Database (ESDB) is the main source of information from which
most other data information and services are derived. For instance, the
European Soil Database v2 Raster Library contains ...
This experiment began in 1938 at a cool temperate site in
England. There are 3 soil series present on the experiment. Cottenham,
brown sand on Lower Greensand. Lowlands, colluvial brown earth in
This experiment began in 1942 at a cool temperate site. The Land use
and treatments in the project are as follows:
Land use: 4 categories: 1. 1942-1961; 2. 1942-1967; 3. 1967-1972; 4.
The National Soil Resources Institute incorporates the former Soil Survey and
Land Research Centre and as a result maintains all the published and
unpublished paper soil reports and maps for England ...
[Adapted from the Geological Survey of Japan Sample Reference
Standards Abstracts Page,
The Geological Survey of Japan (GSJ) has issued 31 rock ...