1品种选择及种子处理1.1品种选择按当地生态条件和栽培技术水平,因地制宜地选择成熟期适宜半矮秆、高产、抗逆性强的品种,一般多为早熟、矮秆的品种。要求种子发芽率不低于90%以上,净度和纯度不低于98%。1.2种子处理播前选用35%多克福种衣剂1:75进行种子包衣。以防治根蛆、根腐病及孢囊线虫。微肥及菌肥拌种。用钼酸铵20g溶于0.6kg水中,喷在50kg种子上,拌匀、阴干后播种; 1 variety selection and seed treatment 1.1 Selection of species According to the local ecological conditions and cultivation techniques, according to local conditions to select mature semi-dwarf, high yield, strong resistance varieties, mostly mostly precocious, dwarf varieties. Require seed germination rate of not less than 90%, purity and purity of not less than 98%. 1.2 seed treatment before sowing 35% Doxford seed coating selection 1:75 seed coating. To control root maggots, root rot and cyst nematode. Fertilizer and fertilizer dressing. 20g ammonium molybdate dissolved in 0.6kg water, sprayed on 50kg seeds, mix well, dry after sowing;