The University of Kentucky Research and Education Center Botanical Garden is stationed in Princeton. The original of land were donated by the citizens of Caldwell County, who raised funds by public subscription for the purchase. Formal ceremonies were held September 7, 1925, for dedication of the Substation to "scientific agriculture and a better Kentucky." With an initial staff of one, early program emphasis was placed on rebuilding the depleted cropland areas and applying conservation practices to the badly eroded steeper land. Experimental work on liming, fertilizer application, and use of improved seeding mixtures was begun and structures for crop and animal production research were added. Outstanding livestock herds were established and research with pastures, grain crops, tobacco, fruits, and vegetables was expanded.