TY  - BOOK
AU  - DR B P TIWARI
TI  - PRINCIPLES AND PRACTICES IN AGRICULTURAL RESEARCH
U1  - 630.219 T543P 
PY  - 1993///
CY  - JABALPUR
PB  - TAAS PUBLISHERS
KW  - AGRICULTURAL REASEARCH
N1  - MODERN BOOK HOUSE
ER  -