Planting & SoilCâu 40 / 100
Rough grading followed by finish grading before planting is done primarily to accomplish what?
a.Increase soil compaction for planting
b.Remove all topsoil from the site
c.Create low spots that hold water
d.Establish proper surface drainage and a smooth planting surface
Giải thích
Grading shapes the soil surface so water drains away from structures and toward intended outlets, and finish grading creates a smooth, even bed for planting or turf. Poor grading causes ponding, erosion, and drainage complaints. Positive slope away from buildings is a core goal.
Luyện miễn phí toàn bộ 100 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- A soil amendment high in nitrogen but low in decomposition, like fresh wood chips tilled into soil, can cause what short-term problem?
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- Compost is added to soil primarily to do what?
- Which plant selection strategy BEST supports water-efficient landscaping in California?
- A soil test reports very low phosphorus. Which fertilizer analysis would BEST correct it?
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Đội Ngũ Biên Tập PrepPass · Đối chiếu với California CSLB C-27 Landscaping Trade Exam · Quy trình kiểm tra