00772nam a2200229 a 450000100080000000500110000800800410001910000190006024500900007926001330016930000100030265000210031265000110033365000290034465300270037365300230040065300130042365300280043665300280046465300260049265300240051810121192019-11-08       1994    bl uuuu     u00u1 u    #d1 aCAMPANHOLA, C.  aAgriculture in Brazilbcurrent situation and future prospects.h[electronic resource]  aIn: INTERNATIONAL CONFERENCE ON KYUSEI NATURE FARMING, 2., 1991, Piracicaba. Proceedings. Washington, DC: USDA-ARS / USAIDc1994  ap.5-6  asoil degradation  aspeech  aAgricultura Sustentável  aConsumo de agrotoxicos  aDegradacao do solo  aDiscurso  aMinister of agriculture  aMinistro da agricultura  aPesticide consumption  aSustainable farming