A new row to hoe.
D000383:Agriculture / Q000191:economics / Q000379:methods / Q000639:trends*; D056804:Biofuels; D002648:Child; D005381:Financing, Organized / Q000191:economics / Q000639:trends; D005523:Food Supply; D057232:Global Warming / Q000517:prevention & control; D006801:Humans; D009765:Obesity / Q000517:prevention & control; D012106:Research / Q000191:economics / Q000639:trends*; D012108:Research Personnel / Q000191:economics; D012109:Research Support as Topic / Q000191:economics / Q000639:trends; D014481:United States; D016885:United States Department of Agriculture / Q000191:economics / Q000458:organization & administration*; D000078329:Workforce
D056804:Biofuels