This standard specifies the technical requirements for site selection and planning, seedling container selection, fertilization, irrigation, and grading of nursery seedlings for sowing and propagation of Pencil Cypress. This standard is applicable to the cultivation of container seedlings and field seedlings in suitable growing areas of Pencil Cypress.
LY/T 2297-2014 history
2014LY/T 2297-2014 Technical regulations for seed propagation of sabina virginiana