Evaluating strategies for sustainable intensification of US agriculture through the Long-Term Agroecosystem Research network od S Spiegal, B T Bestelmeyer, D W Archer, D J Augustine, E H Boughton, R K Boughton, M A Cavigelli, P E Clark, J D Derner, E W Duncan, C J Hapeman, R D Harmel, P Heilman, M A Holly, D R Huggins, K King, P J A Kleinman, M A Liebig, M A Locke, G W McCarty, N Millar, S B Mirsky, T B Moorman, F B Pierson, J R Rigby, G P Robertson, J L Steiner, T C Strickland, H M Swain, B J Wienhold, J D Wulfhorst, M A Yost, C L Walthall

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