scholarly journals Long-Term Trends in Nitrogen Isotope Composition and Nitrogen Concentration in Brazilian Rainforest Trees Suggest Changes in Nitrogen Cycle

2010 ◽  
Vol 44 (4) ◽  
pp. 1191-1196 ◽  
Author(s):  
Peter Hietz ◽  
Oliver Dünisch ◽  
Wolfgang Wanek
2020 ◽  
Vol 54 (8) ◽  
pp. 819-824
Author(s):  
P. Yu. Voronin ◽  
V. A. Mukhin ◽  
T. A. Velivetskaya ◽  
A. V. Ignatiev ◽  
Vl. V. Kuznetsov

Nature ◽  
1987 ◽  
Vol 325 (6101) ◽  
pp. 201-201 ◽  
Author(s):  
STANLEY H. AMBROSE ◽  
MICHAEL J. DENIRO

2008 ◽  
Vol 72 (4) ◽  
pp. 326-337 ◽  
Author(s):  
J.N. Aranibar ◽  
I.C. Anderson ◽  
H.E. Epstein ◽  
C.J.W. Feral ◽  
R.J. Swap ◽  
...  

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