甜菜花培新品种—中甜花培1号的选育

Breeding of anther culture new sugar beet variety-Zhongtian huapei 1

甜菜花培新品种—中甜花培1号(原组合代号91-5-1)是以K-5的未授粉胚珠培养得到的纯合二倍体株系作父本,与四倍体品系C-87作母本杂交育成的花培三倍体新品种。该品种经过1992～1993年所内小区试验,1993～1995年异地鉴定,1996～1998年全国区域试验和1998年生产示范,具有含糖率高,抗褐斑病性强,较耐根腐病,适应性广,综合农艺性状好等优点,属于标准偏高糖型品种,产质量均优于当地和统一对照种。

The new sugar beet triploid variety with anther culture-Zhongtian huapei1(original combination code91-5-1),crossed with male homozygous diploid which came from unpollinated ovule of K-5and female tetraploid plant C-87.This variety was tested in small plots of Institute from1992to1993,and determinated in the different locations from1993to1995,the national regional experimented from1996to1998and productive demonstration in1998.This variety has high sugar content ,resistant leafspot and tolerant to root rot,high adaptability,better synthesize agronomical characters.This variety is NZ type.The yield and quality are higher than local and check varieties.