TY  - BOOK
AU  - B Badrinath
AU  -  R Ananthanarayana  Department of Soil Science and Agricultural Chemis
TI  - Evaluation of modified olsens extractant for the determination of available phosphorus and potassium in base unsaturated soils o
U1  - 630 
PY  - 1983///
CY  - Bangalore
PB  - University of Agricultural Sciences, Bangalore
ER  -