我县新城公社高龙大队在总结前年集中连片制种成功经验的基础上,去年秋季制种又获得大面积高产丰收。全大队十一个生产队,队队制种。秋季制种面积由前年的873亩扩大到1,015亩,共收杂交一代种子139,187斤,平均亩产137,1斤、比前年每亩增产19.7％。其中百亩连片高产示范区,组合是四优4号,经验收面积为103.4亩, On the basis of summing up the successful experiences of contiguous seed production in the previous year, the High Dragon Brigade of Xincheng Commune in our county gained large-area and high-yielding harvests again last autumn. The entire brigade eleven production team, team system seed. Autumn seed production area expanded from 873 mu in the previous year to 1,015 mu, with a total of 139,187 jin of crossbreds and an average yield of 137,1 kg per mu, an increase of 19.7% over the previous year. One hundred acres of contiguous high-yield demonstration area, the combination is Siyou 4, the experience received an area of ​​103.4 acres,