Table 3
Average number of new lateral roots per treated root of fall dug red oak (150 cm), held in cold storage until January and treated.
Treatment
Root number
Control
3.5 b
IBA (3,000 ppm)
10.0 a
IBA (1,500 ppm) +
B
-naphtol (5 × 10
–4
M)
4.5 b
IBA (1,500 ppm) + phloroglucinol (5 × 10
–4
M)
10.0 a
Mean separation by Duncan’s multiple range test, 5% level.