Physically separated soil organic matter pools as indicators of carbon and nitrogen change under long-term fertilization in a Chinese Mollisol

1. Mustafa, A.
2. Saeed, Q.
3. Karimi Nezhad, M.T.
4. Nan, S.
5. Hongjun, G.
6. Ping, Z.
7. Naveed, M.
8. Minggang, X.
9. Nú nez-Delgado, A.