Study of the Indigo soils of Bihar
Davis, W.A.
Study of the Indigo soils of Bihar by W.A. Davis - Calcutta - No. 10 Indigo publications .
Indigo
633.862 / D 265 I
Study of the Indigo soils of Bihar by W.A. Davis - Calcutta - No. 10 Indigo publications .
Indigo
633.862 / D 265 I