This long term experiment began in 1972. The experimental site is a
tropical area, with a minimum annual temperature of 5.9 deg C, maximum
annual temperature of 42.8 deg C, and mean annual rainfall ...
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 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 ...
(Adapted from Abstract presented at ARS Carbon Storage Workshop,
Baltimore, MD, Jan 1999)
Problems: The combined impact of population increases, industrial
expansion, and deforestation has resulted ...