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Stéphane Cordeau, Richard G. Smith, Eric R. Gallandt, Bryan Brown, Paul Salon, Antonio DiTommaso and Matthew R. Ryan
The effect of tillage timing on weed community assembly was assessed at four locations in the Northeastern United States by tilling the soil every two weeks from April to September and quantifying the emerged weed community six weeks after each tillage e...
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Benjamin P. Sandford, Richard W. Zabel, Lyle G. Gilbreath & Steven G. Smith
Pág. 343 - 352
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Gregory B. Lawrence, Walter C. Shortle, Mark B. David, Kevin T. Smith, Richard A. F. Warby and Andrei G. Lapenis
Pág. 1407 - 1417
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Richard J. Smith, Roger A. Light, Steve D. Sharples, Nicholas S. Johnston, Mark C. Pitter, and Mike G. Somekh
Pág. 024901
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Richard G. Smith, Claire P. McSwiney, A. Stuart Grandy, Pongthep Suwanwaree, Renate M. Snider, G. Philip Robertson
Pág. 83 - 88
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