Chapter 7: Plant Growth Regulators Made Understandable

This section is already in the book plan, but it has not been written fully yet. The book owner can press Generate section to write this part with the language model connected to TheoryTrace.

Section plan:

Introduces auxins, cytokinins, gibberellins, and hormone balance, showing how different ratios encourage shoots, roots, callus, or embryos while emphasizing careful measurement and safety.