TY  - BOOK
AU  - KANWAR
TI  - Intenational symposium on soil fertility evaluation proceedings,New Delhi,  V 1
U1  - 631.452(06) 
PY  - 1971///
CY  - New Delhi
PB  - Indian Soc of soil Science
KW  - Hevea phosphorus uptake
KW  - Soil fertility
KW  - Soil micronutrient
ER  -