hello everyone! my topic is related to the resistance to leaf rust of isogenic wheat lines. Please tell me which article or book to start studying?

Perhaps you have already done this, but here is the result of a Google Scholar search for " resistance to leaf rust of isogenic wheat lines review"

Google Scholar Result

You could start sifting the 12, 600 (more, or less) results.

Note: it might help if you said what level your study is at.