Helminthosporium disease of rice
Sundararaman, S.
Helminthosporium disease of rice - Calcutta 1922 - 1-7 p. - Disease, Rice Pusa Agricultural Research Institute. Bulletin No. 128 .
Helminthosporium disease of rice - Calcutta 1922 - 1-7 p. - Disease, Rice Pusa Agricultural Research Institute. Bulletin No. 128 .