TY  - BOOK
AU  - Duggal,S.L.
TI  - Soil geographical zones of Haryana
U1  - 631.4 
PY  - 1970///
CY  - Hissar.
PB  - Haryana Agri. Univ.
KW  - Haryana
KW  - Soil Geographical
KW  - Soil Science
ER  -