First report on the improvement of indigo in Bihar
Howard, Albert, Howard, G.L.C.
First report on the improvement of indigo in Bihar - Calcutta 1915 - 1-26 p. - Improvement Pusa Agricultural Research Institute. Bulletin No.51 .
First report on the improvement of indigo in Bihar - Calcutta 1915 - 1-26 p. - Improvement Pusa Agricultural Research Institute. Bulletin No.51 .