采种甜菜
seed collecting mother beets
Seed beet
甜菜育苗移栽
Raising seedlings and transplanting in sugarbeet
甜菜种质资源
Beet germplasm resources
Sugarbeet germplasm resources
新品种育种
breeding of new varieties
4-乙烯基吡啶丙基磺基甜菜碱
4-Vinylpyridine propylsulfobetaine
γ-丁基甜菜碱羟化酶
butyrobetaine hydroxylase