Ou Reang Ov District part of Kampong Cham. The Ou Reang Ov district governor reports to His Excellency, the Governor of Tboung Khmum. The following table shows the villages of Ou Reang Ov district by commune. The district is subdivided into 7 communes ("khum") and 141 villages ("phum"). According to the 1998 Census, the population of the district was 82,806 persons in 16,940 households in 1998. With a population of over 80,000 people, Ou Reang Ou district has one of the smaller district populations in Tboung Khmum province. The average household size in Ou Reang Ou is 4.9 persons per household, which is slightly
Time-Place learning enter one arm of a maze in the morning and another in the afternoon, though only 63% of the animals could attain the criterion of nine correct choices over ten consecutive trials. In a protocol not based on food acquisition, rats swimming in a tank could learn the location of one resting platform in the morning, and another in the afternoon. However, other studies have failed to find evidence of time-place learning in rats. Outcomes of time-place tests with rats seem to depend on what behaviors are measured to assess learning, and on the (sometimes too low) costs of not