我场位于完达山北麓的三江平原,地理位置东经131°46′—132°45′,北纬46°23′—46°48′,现有耕地67万亩,大部份分布在海拔59米—80米的平原上,全场西高东低,坡降在千分之一至千分之三。土壤类型属于草甸土。从1960年至1980年,年平均降雨量为485.5毫米,已形成涝灾的1962年降雨量为663.4毫米,今年到8月底已经降雨640.2毫 My field is located in the Sanjiang Plain north of Wandashan, the geographical location of longitude 131 ° 46’-132 ° 45 ’, latitude 46 ° 23’-46 ° 48’, the existing 67 million mu of arable land, most of the distribution at an altitude of 59 Rice -80 meters of the plains, the audience west high east, slope falls between one thousandth to three thousandths. Soil type belongs to meadow soil. From 1960 to 1980, the average annual rainfall was 485.5 millimeters, and floods in 1962 had been recorded as 663.4 millimeters. By the end of August this year, the rainfall had been 640.2 milligrams