Avaliacao da alternancia de sistemas de preparo do solo na cultura de trigo e soja
The effects of alternating soil tillage systems on wheat (Triticum aestivum L.)and soybean (Glycine max (L.)Merril)yields Annals of 20. Brazilian Congress of Agricultural Engineering
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Anais do 20. Congresso Brasileiro de Engenharia Agricola Londrina, PR (Brasil): 1992. v. 2 p. 1338-1345 (BR9214380-AM)F07