Indolebutyric acid (IBA) is commonly used to:
A. control insects
B. control diseases
C. raise soil pH
D. promote rooting of cuttings
Answer: D. promote rooting of cuttings
Biology Questions and Answers.
A. control insects
B. control diseases
C. raise soil pH
D. promote rooting of cuttings
Answer: D. promote rooting of cuttings