31. An archaeological field survey in 2000 and 2001 revealed the existence of a Roman settlement in the area. 32. The Agriculture Department will release its first corn and soybean production estimates based on field surveys late Thursday. 33. The two Koreas exchanged agreements Saturday calling for the unprecedented joint field survey to begin within the month. 34. However, a significant proportion of freshwater species are listed as data deficient, and more field surveys are needed. 35. The USDA issues its first estimate of this year's cotton harvest based on actual field surveys on Monday. 36. Once this is returned to the state, Green Lodging staff conducts a field survey and a program evaluation. 37. The Field Museum of Natural History in Chicago has done field survey archaeological work in Rizhao over years. 38. Betselem said it based its report on field surveys , data from the Israeli water commission and academic research. 39. The next field survey to be done in August will have more detailed questions, spokesman Carl DeFebo said. 40. KFEM conducts research and field surveys to determine the ecological value of these areas, especially in terms of biodiversity.
