breeding objective

基本解释

Their parents were chosen seriously on the basis of breeding objective.
其亲本的选配是严格地根据育种目标而定的；
Super rice (Oryza sativa L. ) was proposed as a new breeding objective in 1996, after breeding for dwarfs and the others, using hybrid heterosis.
超级稻是我国在矮化育种和杂交稻应用之后于1996年提出的新育种目标。
Yield as a major breeding objective in rice, is directly influenced by the yield-component traits including the number of productive tillers per plant, grains per panicle and 1000-grain weight.
水稻产量作为主要的育种目标性状，直接受到每穗实粒数、千粒重和单株有效分蘖数等产量构成因子的影响。