Treatment and observation of crop pests on the Pusa farm
Lefroy, H.M., Misra, C.S.
Treatment and observation of crop pests on the Pusa farm - Pusa 1908 - 1-42 p. - Crop, Farm, Pests Indian Agricuture Research Institute. Bulletin No. 10 .
Treatment and observation of crop pests on the Pusa farm - Pusa 1908 - 1-42 p. - Crop, Farm, Pests Indian Agricuture Research Institute. Bulletin No. 10 .