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2·防治实践现以2003年为例介绍防治的决策和具体的防治过程。(1)基本情况试验田设在官路镇石井村,单季稻区(2001年前为单双混栽区),面积0·8亩,品种为二优倍九,旱育秧,5月20日播种,6月29日移栽,10月15日收割。上年稻草全部还田,基肥亩施氮磷钾三元复合肥(15:15:15)15·6千克,?
2. Prevention and Control Practice Now taking 2003 as an example to introduce prevention and control decision-making and concrete prevention and control process. (1) Basic conditions The experimental farm is located in Shijing Village, single season rice area (before 2001, with single-double mixed planting area) in Guanlu Town, with an area of 0.8 mu and a variety of two times as good as nine. Dry seedlings are planted on May 20, June 29 transplanting, October 15 harvest. Last year the straw all returned to the field, basal fertilizer Mushu NPK ternary compound fertilizer (15:15:15) 15.6 kg,