The wheat industry in this state is expanding rapidly. It provides over three hundred fifty million dollars ($350,000,000) in farm income annually, increased by almost 20 percent in 1981, and is expected to show continued growth in the future. It is one of California’s five biggest agricultural exports. In total production, the state is among the top 10 states nationwide. The industry is a major employer of agricultural labor and is also a source of employment in the transportation, warehousing, and shipping industries.