Contrasting nutrient - capture strategies in shrubs and grasses of a Patagonian arid ecosystem

Shallow-rooted grasses and deep-rooted shrubs dominate arid ecosystems where nitrogen is concentrated in the upper layers of the soil and water is distributed throughout. Analysis of mineral nitrogen and absorption patterns using a tracer indicated that shrubs in Patagonia absorbed nutrients from th...

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Otros Autores: Sala, Osvaldo Esteban, Golluscio, Rodolfo Angel, Lauenroth, W. K., Roset, Pablo Alberto
Formato: Artículo
Lenguaje:Inglés
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Acceso en línea:http://ri.agro.uba.ar/files/intranet/articulo/2012Sala.pdf
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