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1.种子贮藏农户在购种后应在浸种前20天左右晒种一次,冷却后用塑料袋密封贮藏待用。同时要防止鼠害,注意不要与农药、化肥以及一些有刺激性的物质混放。 2.选种消毒杂交稻种子宜用清水选种,捞出浮在水面上的空、秕粒、霉粒和黑粉病粒。种子消毒能杀灭病菌,提高发芽率,预防白叶枯病、细条病、稻瘟病等,一般每500
1. Seed storage Farmers should be soaked in about 20 days before planting after seeding, cooled and stored in plastic bags for later use. At the same time to prevent rodent damage, be careful not to mix with pesticides, fertilizers and some irritating substances. 2. Selection of sterile hybrid rice seeds should be selected with water, remove floating in the water on the surface of empty tablets, mold and mildew tablets. Seed disinfection can kill bacteria, improve germination rate, prevention of bacterial leaf blight, sliver, blast, etc., usually every 500