Which of the following was not part of the agricultural revolution that took place during the ming dynasty?

I think you forgot to give the options along with the question. I am answering the question based on my research and knowledge. "The Grand Canal was first built" is the one among the following choices given in the question that was not part of the agricultural revolution that took place during the Ming Dynasty.

The answer is d.  the north had organized schools, whereas the south had few organized schools.

The big d squad is live