They need a good number of growing seasons of experience to determine what works , what does n't , and what is needed to improve the process .
As of October 31 , 2014 , the agreement with the University of Guelph has n't been signed yet .
University of Guelph need a good number of growing seasons of experience to determine what works , what does n't , and what is needed to improve the process .
As of October 31 , 2014 , the agreement with the University of Guelph has n't been signed yet .