TY  - BOOK
ED  - Indian standards institution                                                                                                                                                                                                                                   . 
TI  - Specification for furrow opener for  seed-cum-fertilizer drills  part 2 shoe type,IS:10778-1983 / 
U1  - 631.331 
PY  - 1984///
CY  -  : 
PB  - ISI , 
ER  -