早稻旱育秧优化栽培技术探讨贺赛芬杨琪恒（舟山市普陀区农林水利局３１６１００）周慈根（双塘乡农科站）我区自１９９３年引入旱育秧栽培技术，经几年试栽，均表现出省工、省本、早熟及高产之特点，但不同栽培方法间的增产效应差异很大，低的仅５％左右，高的可达５０％... Early rice dry cultivation techniques Yang Heheng (Zhoushan Putuo District Agriculture, Forestry and Water Resources Bureau 316100) Zhou Cigen (Shuangtang Township Agricultural Station) in our region since 1993, the introduction of dry cultivation techniques, after several years of trial planting, have shown that the provincial workers , The province of this, early maturity and high yield characteristics, but different cultivation methods of yield effects vary widely, low only about 5%, high up to 50% ...