一、原有棉花良繁体制的缺点多年来,我市各县以县或乡为单位,组织建立小而全的棉花良繁体系,县原种场或乡种子场对棉花推广品种进行提纯,县、乡特约种子基地进行繁殖,供应大田生产用种。近几年,农场都实行了家庭承包责任 First, the shortcomings of the original system of good cotton over the years Over the years, counties or counties in our county as a unit, the organization to establish a small and comprehensive system of cotton, the original county or county seed market to promote cotton varieties, County, Township special seed base for breeding, breeding supply of field production. In recent years, farms have implemented family contract responsibility