Pusa 12 and Pusa 4 in the central circle of the united provinces
Burt, B.C., Hoeard, Albert, Howard, G.L.C.
Pusa 12 and Pusa 4 in the central circle of the united provinces - Calcutta 1921 - 1-34 p. - Pusa Agricultural Research Institute. Bulletin No. 122 .
Pusa 12 and Pusa 4 in the central circle of the united provinces - Calcutta 1921 - 1-34 p. - Pusa Agricultural Research Institute. Bulletin No. 122 .