Research manual on energy requirements in agricultural sector
Mittal, J.P., comp.
Research manual on energy requirements in agricultural sector compilied by J.P. Mittal and K.C. Dhawan - Ludhiana Punjab Agricultural University 1988 - 150 p.; 27cm.
630.231 6 M697R
Research manual on energy requirements in agricultural sector compilied by J.P. Mittal and K.C. Dhawan - Ludhiana Punjab Agricultural University 1988 - 150 p.; 27cm.
630.231 6 M697R