Difference between Have one’s nose in something and Put one’s nose into something

have one’s nose in something—(coll.) read smth. very attentively:

• Friends of mine have a ten year-old son who always has his nose in a book.

put one’s nose into something—(coll.) interfere in a matter which does not concern one (also: poke one’s nose into something):

• The issue has flowered into a discussion about Kroger’s right to put his nose into editorial matters.