TY - BOOK AU - Vohra,Popatlar Hirjibhai TI - Identification of dynamic soil strenngth parameters U1 - T 631.31 V57I PY - 1978/// CY - Ludhiana PB - PAU KW - AGRICULTURAL MACHINERY KW - SOIL MECHANICS KW - SOIL STRENGTH KW - STRAIN KW - TRACTION N2 - The strain rate dependent strength parameters in unconfined and partially confined conditions were compared. In unconfined conditions, the magnitude of peak axial stress appeared to settle down to a constant value at high strain rate. The dynamic soil str ER -