高产品系 meaning in Chinese

high-yielding strain
high-yieldingstrain

Forty - two steady tetraploid lines induced by the colchicines had been created from 1994 to 1996 , three high - yield lines and eight high - sugar content lines have been selectively bred through plot identification trial during the years of 2001 to 2003
1994 ~ 1996年用秋水仙碱诱变出四倍体稳定系42个，经2001 ~ 2003年小区鉴定，选育出高产品系3个，高糖品系8个，为甜菜多倍体育种创造了宝贵的基础材料。