Soil physical analysis /
Singh, R.A.
Soil physical analysis / by R.A. Singh. - New Delhi : Kalyani Publishers ; 1989. - xiii ; 167 p., 24 cm.
631.43 / SIN
Soil physical analysis / by R.A. Singh. - New Delhi : Kalyani Publishers ; 1989. - xiii ; 167 p., 24 cm.
631.43 / SIN