The Little, Brown Handbook 9ed, section 16h says
1. Use a, an, and the where they are required.
2. Use other determiners appropriately.
The uses of English determiners besides articles also depend on context and kind of noun.
First, the book hasn't introduced uses of English determiners besides articles, as this quoted sentence is the first sentence in subsection 2. Why does it use The uses?
Second, why doesn't the book say depend on the context? Without article it's unclear which context is it talking about.
In a nutshell, why doesn't it say the following?
Uses of English determiners besides articles also depend on the context and the kind of noun.