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水稻直播栽培法常在一年一熟稻作区被采用,有的已发展到使用飞机播种和管理,但在麦(或蚕豆)后复栽的一年两熟稻作区则尚属少见,亦缺系统研究。 官庄湖农场位于北纬31°16＇16〃——19＇57〃,平原区海拔46米。东北靠大洪山余脉,西南濒汉江平原。年平均气温15.9℃,降水952.6毫米,日照2,115.3小时,无霜期250—270天。秋熟作物布局,稻、棉各占总种植面积的37.5％,杂、油、特产占25％。
The direct seeding cultivation of rice is often used in one-year paddy cropping areas, and some have been sowed and managed by airplanes. However, it is still rare to see double cropping paddy fields re-planted after wheat (or broad bean) Also lack of systematic research. Guanzhuang Lake Farm is located at latitude 31 ° 16’16 "- 19’57〃 and the plain is 46 meters above sea level. Northeast Dahongshan by the veins, southwest of the Han River plain. The annual average temperature of 15.9 ℃, 952.6 mm of precipitation, sunshine 2,115.3 hours, frost-free period 250-270 days. Autumn crop layout, rice, cotton account for 37.5% of the total acreage, miscellaneous, oil, specialty accounted for 25%.