嫩枝扦插深度为插穗长的()A.1/6-1/5B.1/5-1/4C.1/4-1/3D.1/3-1/2
嫩枝扦插深度为插穗长的()
A.1/6-1/5
B.1/5-1/4
C.1/4-1/3
D.1/3-1/2
相关考题:
嫩枝扦插,扦插时就将插穗直插或斜插于基质中,并深入基质()。A.1/2-2/3B.1/3-1/2C.随意D.1/4-2/3
嫩枝扦插深度为插穗长的()
A.1/6-1/5
B.1/5-1/4
C.1/4-1/3
D.1/3-1/2