TY  - BOOK
AU  - Parshad,Mahabir
TI  - Transformations of urea nitrogen in sodic soils
KW  - Soil science
KW  - Soil chemistry
KW  - Chemistry
KW  - Nitrogen fertilizer
KW  - Urea
KW  - Urea biosynthesis
KW  - Organic nitrogen compounds
ER  -