selection procedure造句

The selection procedure for R18 offered a referential example for breeding varieties highly resistant to verticillium wilt of cotton.

Their F_2 is backcrossed with 7902- 4, and F_2 of this backcross is backcrossed again with 40354, and then selected by using the modified pedigree and bulk selection procedure.

Overseas returnees who pass selection procedures must be familiar with local conditions, Hong said.