Citation

Mao Xi-an , Xu Zhi-hong , Luo Ren-sheng , Mathers Nicole J. , Zhang Yong-hong Saffigna Paul G. (2002) Nitrate in soil humic acids revealed by 14N nuclear magnetic resonance spectroscopy. Soil Research 40, 717-726.

https://doi.org/10.1071/SR01093