Stephen J Donoviel | Apr 21, 2017Defining agriculture is a seemingly simple task. Webster New World Dictionary has the following definition: The science and art of farming; work of cultivating the soil, producing crops, and raising livestock. Various trade and citizen groups have addressed the definition in the Napa County General Plan and its land use policy, codes and ordinances, and this has proven vexing over the past decades and is an example of the saying,