TY  - BOOK
AU  - RAINA, Jatinder Nath
TI  - Humification of 12C and 14C-labelled plant residues in some soils and role of fulvates in plant growth
U1  - 631.41 R13H 
PY  - 1982///
PB  - Ludhiana
KW  - SOILS -- CARBON CONTENT
ER  -