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Browsing by Subject "Nitrogen fixation"

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Nitrogen cycling in the soil-plant system along a precipitation gradient in the Kalahari sands

Author: Aranibar, JN ; Otter, L ; Macko, SA ; Feral, CJW ; Epstein, HE ; Dowty, PR ; Eckardt, F ; Shugart, HH ; Swap, RJ Date: Mar 2004 Nitrogen (N) cycling was analyzed in the Kalahari region of southern Africa, where a strong precipitation gradient (from 978 to 230 mm mean annual precipitation) is the main variable affecting vegetation. The region is underlain by a homogeneous ... Read more
Slow-spreading submarine ridges in the South Atlantic as a significant oceanic iron source

Author: Saito, MA ; Noble, AE ; Tagliabue, A ; Goepfert, TJ ; Lamborg, CH ; Jenkins, WJ Date: Sep 2013 Low levels of the micronutrient iron limit primary production and nitrogen fixation in large areas of the global ocean. The location and magnitude of oceanic iron sources remain uncertain, however, owing to a scarcity of data, particularly ... Read more

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Browsing by Subject "Nitrogen fixation"

Browsing by Subject "Nitrogen fixation"

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