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Nutrientes na água do escoamento superficial em sistema plantio direto com mulching vertical
(Universidade Federal de Santa Maria, 2004-10-18)
The main pollutants of water resources from agricultural areas are organic matter, sediments, nutrients and pesticides, carried out mainly by runoff from farming lands. Considering this fact, it is very important the ...
Potencial de ciclagem de nitrogênio e potássio pelo nabo forrageiro intercalar ao cultivo do milho e trigo sob plantio direto
(Universidade Federal de Santa Maria, 2004-05-26)
The best understanding of nutrients cycling by crops provides a clearer vision of the contribution of the plants in the accumulation and availability of nutrients in no -tillage. The hypothesis of this work is that the use ...