Most of the current concern about the possibilities of highly specialized, contract farming or so-called vertical integration can be summed up into three major questions. Here's how the situation looks so far.
Heady, Earl O.
"Contracting Farming "Take Over" Not Likely,"
Iowa Farm Science: Vol. 15
, Article 2.
Available at: http://lib.dr.iastate.edu/farmscience/vol15/iss2/2