TY  - BOOK
AU  - UPPAL, H.L
TI  - Research work carried out under Emeritus Scientists scheme(ICAR) ; annual report for the period ending July, 1974
U1  - 631.7 U-5R 
PY  - 1974///
PB  - Ludhiana
KW  - IRRIGATION
KW  - AGRICULTURAL ENGINEERING
ER  -